Release 1.0.8-rc9

Reviewed-on: #49

.forgejo/workflows/buildAndTest.yml

@@ -25,9 +25,9 @@ on:
 
 jobs:
   build:
-
     runs-on: docker
-
+    container:
+      image: pazof/yavsc-build-env:debian13-dotnet10-android36-jdk21-v1
     steps:
     - name: Clone yavsc
       run: |
@@ -39,10 +39,13 @@ jobs:
           git checkout FETCH_HEAD
         fi
         git submodule update --init --recursive
-        echo "Checked out at $(git rev-parse HEAD) on $(git branch --show-current 2>/dev/null || echo detached HEAD)"
+        echo "✅ Checked out at $(git rev-parse HEAD) on $(git branch --show-current 2>/dev/null || echo detached HEAD)"
-    - name: Restore dependencies
+
-      run: cd /src/_src && dotnet restore
-    - name: Build
-      run: cd /src/_src && dotnet build --no-restore
     - name: Test
-      run: cd /src/_src && dotnet test --no-build --verbosity normal
+      run: |
+        echo "🚀 Lancement des tests..."
+        cd /src/_src && dotnet test \
+          --verbosity normal \
+          --filter="Category!=Platform-Android" \
+          --logger "xunit;LogFileName=test-results.xml" \
+          && echo "✅ Success !" || echo "❌ Fail ($?)!"

.forgejo/workflows/release.yml

@@ -51,6 +51,8 @@ jobs:
   # via l'API REST Forgejo (pas d'actions tierces Node).
   release:
     runs-on: docker
+    container:
+      image: pazof/yavsc-build-env:debian13-dotnet10-android36-jdk21-v1
     steps:
       - name: Clone du repo au tag demandé
         env:
@@ -66,10 +68,8 @@ jobs:
           # WORKDIR de l'image (cf. dotnet-android-build-image/Dockerfile).
           cd /src
 
-          # Clone unshallow pour que GitVersion.MsBuild ait l'historique
-          # et les tags (sinon MSB3073 sur la cible Android cf. PR #21).
           if [[ ! -d _src/.git ]]; then
-            git clone https://forgejo.pschneider.fr/notazof/yavsc.git _src
+            git clone --depth=1 https://forgejo.pschneider.fr/notazof/yavsc.git _src
           fi
 
           cd _src
@@ -171,37 +171,22 @@ jobs:
           echo "EOF" >> "$GITHUB_ENV"
           echo "IS_PRERELEASE=$([ "$CHANNEL" = "stable" ] && echo false || echo true)" >> "$GITHUB_ENV"
 
-      - name: Build des projets .NET (sans docker)
+      - name: Restore
-        # L'image runner (pazof/yavsc-build-env) a le SDK .NET 10 + le
-        # workload Android, mais PAS le binaire `docker` ni de daemon
-        # Docker. On exécute donc les commandes dotnet directement
-        # au lieu de passer par `docker build`.
-        # Equivalent des stages build-env du Dockerfile (lignes
-        # restore + build Yavsc.Org + build Yavsc.Api + build
-        # Yavsc.Blogs + build PostIt.Android -r android-arm64).
         run: |
           cd /src/_src
           dotnet restore
-          dotnet build src/Yavsc.Org/Yavsc.Org.csproj -c Release --no-restore -clp:ErrorsOnly
-          dotnet build src/Yavsc.Api/Yavsc.Api.csproj -c Release --no-restore -clp:ErrorsOnly
-          dotnet build src/Yavsc.Blogs/Yavsc.Blogs.csproj -c Release --no-restore -clp:ErrorsOnly
-          dotnet build src/PostIt/PostIt.Android/PostIt.Android.csproj \
-            -c Release --no-restore -clp:ErrorsOnly -r android-arm64
 
-      - name: Copier l'APK signé vers un emplacement connu
+      - name: Build de PostIt.Android ARM64
-        # Le build Android avec -r android-arm64 produit l'APK dans
-        # bin/Release/net10.0-android/android-arm64/. On le copie à
-        # la racine du checkout pour que l'étape d'upload le trouve.
         run: |
           cd /src/_src
-          APK=src/PostIt/PostIt.Android/bin/Release/net10.0-android/android-arm64/com.CompanyName.PostIt-Signed.apk
+          dotnet build src/PostIt/PostIt.Android/PostIt.Android.csproj \
-          if [[ ! -f "$APK" ]]; then
+          -c Release -r android-arm64 --no-restore -clp:ErrorsOnly
-            echo "::error::APK not found at $APK"
+
-            ls -la src/PostIt/PostIt.Android/bin/Release/net10.0-android/ 2>/dev/null || true
+      - name: Build de PostIt.Android x64
-            exit 1
+        run: |
-          fi
+          cd /src/_src
-          cp "$APK" /src/_src/PostIt.Android.apk
+          dotnet build src/PostIt/PostIt.Android/PostIt.Android.csproj \
-          ls -la /src/_src/PostIt.Android.apk
+          -c Release -r android-x64 --no-restore -clp:ErrorsOnly
 
       - name: Publier la release Forgejo via l'API REST
         # Pas d'action tierce (pas de Node dans l'image runner).
@@ -310,21 +295,22 @@ jobs:
           # sinon curl l'interprète comme un second fichier d'input
           # (un fichier nommé '?name=PostIt.Android.apk') et l'API
           # Forgejo renvoie 400 "Missing 'name' parameter".
-          echo "::group::Upload APK asset"
+          echo "::group::Upload PostIt APK assets"
+          for MARCH in arm64 x64; do
             HTTP=$(curl -sS -o /tmp/asset.json -w '%{http_code}' \
               -X POST \
               -H "Authorization: token $GITHUB_TOKEN" \
               -H "Content-Type: application/octet-stream" \
               -H "Accept: application/json" \
-            --data-binary "@/src/_src/PostIt.Android.apk" \
+              --data-binary "@/src/_src/src/PostIt/PostIt.Android/bin/Release/net10.0-android/android-$MARCH/fr.pschneider.postit-Signed.apk" \
-            "$API_BASE/api/v1/repos/$GITHUB_REPOSITORY/releases/$RELEASE_ID/assets?name=PostIt.Android.apk")
+              "$API_BASE/api/v1/repos/$GITHUB_REPOSITORY/releases/$RELEASE_ID/assets?name=PostIt.Android-$MARCH.apk")
             echo "POST asset -> HTTP $HTTP"
-          echo "::endgroup::"
-
             if [[ "$HTTP" != "201" ]]; then
               echo "::error::Asset upload failed (HTTP $HTTP):"
               cat /tmp/asset.json
               exit 1
             fi
+          done
+          echo "::endgroup::"
 
-          echo "Release publiée: $API_BASE/$GITHUB_REPOSITORY/releases/tag/$TAG"
+          echo "✅ Release publiée: $API_BASE/$GITHUB_REPOSITORY/releases/tag/$TAG"

.github/workflows/docker-publish-android.yml

@@ -1,183 +0,0 @@
-name: Build and Push Yavsc Apk
-
-on:
-  push:
-    branches:
-      - main
-    tags:
-      - '*'
-  workflow_dispatch:
-    inputs:
-      force_unstable:
-        description: 'Publier une release avec suffixe (ex. 1.0.0-rc1) malgré le fail-fast par défaut.'
-        required: false
-        type: boolean
-        default: false
-
-# softprops/action-gh-release a besoin de contents: write
-# pour publier une release + uploader un asset.
-permissions:
-  contents: write
-
-jobs:
-  apk-deploy:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout du code
-        uses: actions/checkout@v7
-        with:
-          fetch-depth: 0
-          fetch-tags: true
-
-      # 1. Votre étape de build actuelle (on nomme l'image "postit-android")
-      #    --target build-env : on ne veut que le stage de build (qui
-      #    contient les artefacts .apk). Sans --target, Docker ciblerait
-      #    le DERNIER stage du Dockerfile (blogs-runtime, qui est une
-      #    image ASP.NET runtime sans aucun APK à extraire).
-      - name: Build de l'image Docker
-        run: docker build --build-arg ANDROID_TARGET_RID=android-arm64 --target build-env -t postit-android .
-      # 2. EXTRACTION : Créer un conteneur éphémère pour copier l'APK vers l'hôte GitHub
-      - name: Extraire l'APK du conteneur Docker
-        run: |
-          docker create --name extractor postit-android
-          docker cp extractor:/src/src/PostIt/PostIt.Android/bin/Release/net10.0-android/android-arm64/com.CompanyName.PostIt-Signed.apk ./PostIt.Android.apk
-          docker rm extractor
-
-      - name: Téléverser l'APK en tant qu'Artéfact GitHub
-        uses: actions/upload-artifact@v7
-        with:
-          name: application-apk-release
-          path: ./PostIt.Android.apk
-          retention-days: 7
-
-  # Job de validation : parse le tag, vérifie le format, applique la règle
-  # de parité du patch (pair=stable / impair=preview / suffixe=instable),
-  # et s'assure que CHANGELOG.md contient une section cohérente.
-  # Sans ce job, le job publish-release peut être bypassé (un attaquant
-  # qui contrôle un tag ne peut pas publier de release sans une section
-  # changelog cohérente).
-  validate-release:
-    if: startsWith(github.ref, 'refs/tags/')
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout du code
-        uses: actions/checkout@v7
-        with:
-          fetch-depth: 0
-          fetch-tags: true
-
-      - name: Valider le tag et la section CHANGELOG
-        env:
-          FORCE_UNSTABLE: ${{ inputs.force_unstable || github.event.inputs.force_unstable || 'false' }}
-        run: |
-          TAG="${GITHUB_REF_NAME}"
-
-          # Parse semver : MAJOR.MINOR.PATCH[-SUFFIX]
-          if [[ ! "$TAG" =~ ^([0-9]+)\.([0-9]+)\.([0-9]+)(-.*)?$ ]]; then
-            echo "::error::Tag '$TAG' does not match MAJOR.MINOR.PATCH[-SUFFIX] format."
-            exit 1
-          fi
-
-          MAJOR="${BASH_REMATCH[1]}"
-          MINOR="${BASH_REMATCH[2]}"
-          PATCH="${BASH_REMATCH[3]}"
-          SUFFIX="${BASH_REMATCH[4]}"
-
-          # Classification du canal par parité du patch.
-          # Patch pair + pas de suffixe -> stable.
-          # Patch impair + pas de suffixe -> preview.
-          # Suffixe présent -> instable.
-          if [[ -n "$SUFFIX" ]]; then
-            CHANNEL="unstable"
-          elif (( PATCH % 2 == 0 )); then
-            CHANNEL="stable"
-          else
-            CHANNEL="preview"
-          fi
-
-          echo "Tag $TAG classifié comme channel=$CHANNEL"
-
-          # Fail-fast sur instable sauf opt-in explicite via workflow_dispatch.
-          if [[ "$CHANNEL" == "unstable" && "$FORCE_UNSTABLE" != "true" ]]; then
-            echo "::error::Tag '$TAG' is unstable (suffix '$SUFFIX'). Refusing to publish."
-            echo "Set force_unstable=true via workflow_dispatch to override."
-            exit 1
-          fi
-
-          # Lecture du CHANGELOG.md (doit exister à la racine du repo).
-          if [[ ! -f CHANGELOG.md ]]; then
-            echo "::error::CHANGELOG.md not found at repo root."
-            exit 1
-          fi
-
-          # Extraction de la section [TAG]. On cherche la première ligne
-          # commençant par '## [' qui contient '[TAG]' (entre '## [' et
-          # la prochaine ligne '## [' ou fin de fichier). awk en mode
-          # paragraphe suffit et reste POSIX.
-          BODY=$(awk -v tag="[$TAG]" '
-            /^## \[/ {
-              if (in_section) exit
-              if (index($0, tag) > 0) in_section=1
-              next
-            }
-            in_section { print }
-          ' CHANGELOG.md)
-
-          if [[ -z "$BODY" ]]; then
-            echo "::error::No section matching '## [$TAG]' found in CHANGELOG.md."
-            echo "Add a '## [$TAG] - $CHANNEL' section before tagging."
-            exit 1
-          fi
-
-          # Vérification cohérence du canal déclaré dans le titre de section.
-          # Format attendu : "## [TAG] - stable" / "- preview" / "- unstable".
-          HEADER=$(grep -m1 "^## \[$TAG\]" CHANGELOG.md)
-          if [[ "$HEADER" != *" - $CHANNEL"* ]]; then
-            echo "::error::Section '## [$TAG]' must declare suffix '- $CHANNEL' to match tag parity."
-            echo "Current section header: $HEADER"
-            exit 1
-          fi
-
-          echo "Section CHANGELOG validée pour [$TAG] - $CHANNEL"
-
-          # Exposition aux étapes suivantes via $GITHUB_ENV.
-          # heredoc <<EOF pour le body multi-lignes (pattern GitHub Actions).
-          {
-            echo "RELEASE_BODY<<EOF"
-            echo "$BODY"
-            echo "EOF"
-            echo "RELEASE_CHANNEL=$CHANNEL"
-            if [[ "$CHANNEL" == "stable" ]]; then
-              echo "IS_PRERELEASE=false"
-            else
-              echo "IS_PRERELEASE=true"
-            fi
-          } >> "$GITHUB_ENV"
-
-  publish-release:
-    # Déclenché uniquement par un push de tag. Le job apk-deploy produit
-    # l'artefact ; validate-release garantit la cohérence du tag et du
-    # changelog avant publication.
-    if: startsWith(github.ref, 'refs/tags/')
-    needs: [apk-deploy, validate-release]
-    runs-on: ubuntu-latest
-    steps:
-      - name: Récupérer l'APK depuis l'artefact
-        uses: actions/download-artifact@v7
-        with:
-          name: application-apk-release
-          path: ./
-
-      - name: Publier la release GitHub et uploader l'APK
-        uses: softprops/action-gh-release@v2
-        with:
-          # Le nom de fichier final dans la release. C'est ce qui
-          # apparaîtra dans l'asset et donc dans le permalink :
-          #   https://github.com/<owner>/<repo>/releases/latest/download/PostIt.Android.apk
-          files: ./PostIt.Android.apk
-          # Le body est extrait de la section CHANGELOG.md correspondant
-          # au tag, exposée par validate-release via $GITHUB_ENV.
-          body: ${{ env.RELEASE_BODY }}
-          # stable -> false (marque comme Latest).
-          # preview / unstable -> true (visible mais pas Latest).
-          prerelease: ${{ env.IS_PRERELEASE }}

.github/workflows/docker-publish-backend.yml

@@ -26,7 +26,7 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       - name: Test
-        run: dotnet test --no-build --verbosity normal
+        run: dotnet test --no-build --verbosity normal --filter="Category!=Platform-Android"
       # 4. Build et Push de l'image de production finale
       - name: Build and push production image
         uses: docker/build-push-action@v7

.gitignore

@@ -39,3 +39,6 @@ DataDir/
 
 *.tests.trx
 *.tests.html
+
+*.log
+

.vscode/launch.json

@@ -4,6 +4,21 @@
   // Pour plus d'informations, visitez : https://go.microsoft.com/fwlink/?linkid=830387
   "version": "0.2.0",
   "configurations": [
+    {
+      "name": "Android Debug",
+      "type": "mono",
+      "preLaunchTask": "run-debug-android",
+      "request": "attach",
+      "address": "localhost",
+      "port": 55555
+    },
+    {
+      "name": "Android Attach - Debug",
+      "type": "mono",
+      "request": "attach",
+      "address": "localhost",
+      "port": 55555
+    },
     {
       "name": "API",
       "type": "dotnet",
@@ -11,23 +26,32 @@
       "projectPath": "${workspaceFolder}/src/Api/Api.csproj"
     },
     {
-            "name": "Yavsc.Org",
+      "name": "Yavsc Org",
       "type": "dotnet",
       "request": "launch",
       "projectPath": "${workspaceFolder}/src/Yavsc.Org/Yavsc.Org.csproj",
     },
     {
-            "name": "Yavsc.Blogs",
+      "name": "Yavsc Blogs",
       "type": "dotnet",
       "request": "launch",
       "projectPath": "${workspaceFolder}/src/Yavsc.Blogs/Yavsc.Blogs.csproj"
     },
     {
-            "name": "PostIt",
+      "name": "PostIt Desktop",
       "type": "dotnet",
       "request": "launch",
       "projectPath": "${workspaceFolder}/src/PostIt/PostIt.Desktop/PostIt.Desktop.csproj",
-
+    },
+    {
+      "name": "Test PostIt.Android launch (Xamarin.UITest)",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "${workspaceFolder}/src/PostIt/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests.dll",
+      "args": [],
+      "cwd": "${workspaceFolder}/src/PostIt/PostIt.Tests",
+      "console": "integratedTerminal",
+      "stopAtEntry": false
     }
   ]
 }

.vscode/settings.json

@@ -5,6 +5,8 @@
       "appsettings",
       "asciidoctor",
       "ASPNETCORE",
+      "Avalonia",
+      "blogspot",
       "Configurabilité",
       "Cratie",
       "DESTDIR",
@@ -12,9 +14,11 @@
       "DOTNET",
       "ecdsa",
       "envsubst",
+      "Forgejo",
       "Hsts",
       "Newtonsoft",
       "Npgsql",
+      "Oidc",
       "PKCE",
       "postit",
       "pschneider",
@@ -40,5 +44,6 @@
                 "copilotcli/gpt-5.3-codex"
             ]
         }
-    }
+    },
+    "dotnet.defaultSolution": "yavsc.sln"
 }

.vscode/tasks.json

@@ -1,6 +1,44 @@
 {
   "version": "2.0.0",
+  "isRoot": true,
+  "problemMatcher": [
+        {
+          "owner": "dotnet",
+          "fileLocation": ["relative", "${workspaceFolder}"],
+          "source": "dotnet",
+          "pattern": {
+            "regexp": "^\\s+(.*)\\((\\d+),(\\d+)\\):\\s+(error|warning) (.+): (.*)$",
+            "file": 1,
+            "line": 2,
+            "column": 3,
+            "severity": 4,
+            "code": 5,
+            "message": 6
+          }
+        }
+      ],
   "tasks": [
+    {
+      "label": "run-debug-android",
+      "command": "dotnet",
+      "type": "shell",
+      "options": {
+        "cwd": "${workspaceFolder}/src/PostIt/PostIt.Android",
+        "env": {
+          "DOTNET_HOST_PATH": "/usr/share/dotnet",
+          "ANDROID_HOME": "/opt/android-sdk",
+          "JAVA_HOME": "/usr/lib/jvm/java-1.25.0-openjdk-amd64"
+        }
+      },
+      "args": [
+        "run",
+        "-p:TargetFramework=net10.0-android",
+        "-p:Configuration=Debug",
+        "-p:AndroidAttachDebugger=true",
+        "-p:AndroidSdbHostPort=55555",
+        "-p:AndroidSdbTargetPort=55555"
+      ]
+    },
     {
       "label": "build",
       "command": "dotnet",
@@ -9,7 +47,6 @@
       "group": "build",
       "isBuildCommand": true,
       "isTestCommand": false,
-      "problemMatcher": ["$msCompile"],
       "isBackground": true
     },
     {
@@ -39,59 +76,6 @@
         "kind": "build"
       },
       "isBackground": true
-    },
-    {
-      "label": "test blogs",
-      "type": "process",
-      "problemMatcher": ["$msCompile"],
-      "command": "dotnet",
-      "args": ["test"],
-      "runOptions": {
-        "instanceLimit": 1
-      },
-      "options": {
-        "cwd": "src/Yavsc.Blogs",
-        "env": {
-          "DOTNET_CLI_UI_LANGUAGE": "en-US",
-          "ASPNETCORE_ENVIRONMENT": "Development"
-        }
-      },
-      "group": {
-        "kind": "test"
-      },
-      "isBackground": true,
-      "presentation": {
-        "echo": true,
-        "reveal": "always",
-        "focus": false,
-        "panel": "shared",
-        "showReuseMessage": true,
-        "clear": false
-      }
-    },
-    {
-      "label": "publish",
-      "command": "dotnet",
-      "type": "process",
-      "args": [
-        "publish",
-        "/property:GenerateFullPaths=true",
-        "/consoleloggerparameters:NoSummary;ForceNoAlign"
-      ],
-      "problemMatcher": "$msCompile"
-    },
-    {
-      "label": "watch",
-      "command": "dotnet",
-      "type": "process",
-      "args": ["watch", "--project",
-      "src/Yavsc.Org/Yavsc.Org.csproj"
-    ],
-      "problemMatcher": "$msCompile",
-      "runOptions": {
-
-      }
-
     }
   ]
 }

CHANGELOG.md

@@ -1,20 +1,68 @@
 # Changelog
 
-Toutes les modifications notables de PostIt et de la plateforme Yavsc
+## [1.0.8-rc9] - unstable
-sont documentées dans ce fichier.
 
-Le format suit [Keep a Changelog](https://keepachangelog.com/fr/1.1.0/),
+### Added
-et ce projet adhère au [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-À noter : la **parité du numéro de patch** porte une signification de canal :
+nothing
 
-- **patch pair** (ex. `1.0.0`, `1.0.2`) → **stable**
+### Changed
-- **patch impair** (ex. `1.0.1`, `1.0.3`) → **preview**
-- **suffixe** (ex. `1.0.0-rc1`, `1.0.0-alpha`) → **instable**
 
-Cette convention est partagée avec le dépôt
+masquage non-owner côté backend de l'ACL du billet
-[`postit-debian`](https://forgejo.pschneider.fr/notazof/postit-debian)
+
-pour la production des paquets `.deb`.
+### Fixed
+
+On a maintenant le comportement attendu bout en bout:
+
+ACL chargée depuis le BlogPostDto
+noms de cercles affichés dans le dialogue ACL côté PostIt
+
+## [1.0.8-rc8] - unstable
+
+### Added
+
+nothing
+
+### Changed
+
+nothing
+
+### Fixed
+
+The PostIt publish toggle button
+
+## [1.0.8-rc7] - unstable
+
+### Added
+
+* [PostIt] The search pattern now persists
+
+### Changed
+
+* The blog spot path is now `/api/v1/blogspot` (yet in last release)
+
+### Fixed
+
+* [Yavsc.Org] (Ticket #45) La forme de l'email de l'utilisateur est maintenant validée avant l'envoi du formulaire d'enregistrement
+
+## [1.0.8-rc6] - unstable
+
+### Added
+
+* a code cleanup,
+* a first Xamarin.UITest is successful, but disabled, because breaking the actual CI process,
+* Android app starts, the login process succeeds
+
+### Changed
+
+L'identifiant de l'application client Android a changé, il passe en minuscules :
+`fr.pschneider.postit`
+
+### Fixed
+
+a bug posting and retrieving ACL from the backend,
+the ACL now comes along with the article,
+[TODO][PostIt] keep ACL along with the article
 
 ## [1.0.8-rc1] - unstable
 
@@ -169,10 +217,10 @@ pour la production des paquets `.deb`.
   migration, reverted in this release. The publish toggle covers
   the same user-visible switch without a schema change.
 
-[Unreleased]: https://github.com/pazof/yavsc/compare/HEAD
+[Unreleased]: https://forgejo.pschneider.fr/notazof/yavsc/compare/HEAD
-[1.0.8-rc1]: https://github.com/pazof/yavsc/compare/1.0.7...1.0.8-rc1
+[1.0.8-rc1]: https://forgejo.pschneider.fr/notazof/yavsc/compare/1.0.7...1.0.8-rc1
-[1.0.7]: https://github.com/pazof/yavsc/compare/1.0.6...1.0.7
+[1.0.7]: https://forgejo.pschneider.fr/notazof/yavsc/compare/1.0.6...1.0.7
-[1.0.6]: https://github.com/pazof/yavsc/compare/1.0.5...1.0.6
+[1.0.6]: https://forgejo.pschneider.fr/notazof/yavsc/compare/1.0.5...1.0.6
 
 ## [1.0.6] - stable
 
@@ -206,4 +254,4 @@ pour la production des paquets `.deb`.
   actual release id. Switched to `jq` for both body construction and
   field extraction.
 
-[1.0.6]: https://github.com/pazof/yavsc/compare/1.0.5...1.0.6
+[1.0.6]: https://forgejo.pschneider.fr/notazof/yavsc/compare/1.0.5...1.0.6

CONTRIBUTING.md

@@ -11,7 +11,7 @@
 ## Premier build
 
 ```bash
-git clone https://github.com/pazof/yavsc.git
+git clone https://forgejo.pschneider.fr/notazof/yavsc.git
 cd yavsc
 dotnet restore
 dotnet build
@@ -49,6 +49,26 @@ Les tests sont répartis en :
   item « Tests d'intégration smoke par BC ».
 - `src/PostIt.Tests/` — tests unitaires du client desktop PostIt.
 
+## Le CHANGELOG.md
+
+Le `CHANGELOG.md` est un document de changement de version
+
+Toutes les modifications notables de PostIt et de la plateforme Yavsc
+sont documentées dans ce fichier.
+
+Le format suit [Keep a Changelog](https://keepachangelog.com/fr/1.1.0/),
+et ce projet adhère au [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+À noter : la **parité du numéro de patch** porte une signification de canal :
+
+- **patch pair** (ex. `1.0.0`, `1.0.2`) → **stable**
+- **patch impair** (ex. `1.0.1`, `1.0.3`) → **preview**
+- **suffixe** (ex. `1.0.0-rc1`, `1.0.0-alpha`) → **instable**
+
+Cette convention est partagée avec le dépôt
+[`postit-debian`](https://forgejo.pschneider.fr/notazof/postit-debian)
+pour la production des paquets `.deb`.
+
 ## Navigation (PostIt)
 
 La navigation est centralisée dans

Directory.Build.props

@@ -1,16 +1,6 @@
 <Project>
   <PropertyGroup>
     <RootNamespace>Yavsc</RootNamespace>
-    <!--
+    <NoWarn>NU1701, NU1901, NU1902, NU1507</NoWarn>
-      GitVersion.MsBuild is referenced as a build-time package from
-      every csproj under src/. Setting UseProjectNamespaceForGitVersionInformation
-      here (in Directory.Build.props) means each assembly exposes a
-      GitVersionInformation type under its own namespace, e.g.
-      PostIt.GitVersionInformation, Yavsc.GitVersionInformation, so
-      the assembly metadata reflects the source tree it was built
-      from without conflicting names.
-    -->
-    <UseProjectNamespaceForGitVersionInformation>true</UseProjectNamespaceForGitVersionInformation>
-    <NoWarn>NU1701, NU1901, NU1902</NoWarn>
   </PropertyGroup>
 </Project>

Directory.Packages.props

@@ -4,7 +4,6 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="coverlet.collector" Version="10.0.1" />
-    <PackageVersion Include="GitVersion.MsBuild" Version="6.8.1" />
     <PackageVersion Include="HigginsSoft.IdentityServer8" Version="8.1.0-alpha.171" />
     <PackageVersion Include="HigginsSoft.IdentityServer8.EntityFramework" Version="8.1.0-alpha.171" />
     <PackageVersion Include="IdentityModel.OidcClient" Version="6.0.0" />

Makefile

@@ -77,13 +77,6 @@ release:
 		echo "  V : version semver (ex. 1.0.7-rc1) — sert à nommer la branche."; \
 		exit 1; \
 	fi
-	@CURRENT=$$(git branch --show-current); \
-	if [ "$$CURRENT" != "main" ]; then \
-		echo "Refus : la cible doit être lancée depuis main."; \
-		echo "  Branche courante : $$CURRENT"; \
-		echo "  Fais : git checkout main && git pull --ff-only origin main"; \
-		exit 1; \
-	fi
 	@if [ -n "$$(git status --porcelain)" ]; then \
 		echo "Working tree sale, refus de créer une branche release."; \
 		git status --short; \

README.md

@@ -16,11 +16,10 @@ https://forgejo.pschneider.fr/notazof/yavsc/actions?workflow=release.yml
 
 # Statut actuel des actions GitHub
 
-* [![Build and Push Yavsc Apk](https://github.com/pazof/yavsc/actions/workflows/docker-publish-android.yml/badge.svg)](https://github.com/pazof/yavsc/actions/workflows/docker-publish-android.yml)
+* [![CodeQL Advanced](https://github.com/pazof/yavsc/actions/workflows/codeql.yml/badge.svg)](https://github.com/pazof/yavsc/actions/workflows/codeql.yml)
 
 * [![Build and Push Yavsc Production Image](https://github.com/pazof/yavsc/actions/workflows/docker-publish-backend.yml/badge.svg)](https://github.com/pazof/yavsc/actions/workflows/docker-publish-backend.yml)
 
-* [![CodeQL Advanced](https://github.com/pazof/yavsc/actions/workflows/codeql.yml/badge.svg)](https://github.com/pazof/yavsc/actions/workflows/codeql.yml)
 
 # Documentation
 

external/dotnet-android-build-image

@@ -1 +0,0 @@
-Subproject commit 0695a6c1fea6508f1a88f7ad0ad9cb93733aa52d

src/PostIt.Tests/Directory.Packages.props

@@ -1,10 +0,0 @@
-<Project>
-  <!-- Pull in shared package versions from the repository root. -->
-  <Import Project="$([MSBuild]::GetPathOfFileAbove('Directory.Packages.props', '$(MSBuildThisFileDirectory)../'))" />
-
-  <!-- PostIt.Tests-specific versions -->
-  <ItemGroup>
-    <PackageVersion Include="Avalonia.Headless" Version="12.0.4" />
-    <PackageVersion Include="Avalonia.Headless.XUnit" Version="12.0.4" />
-  </ItemGroup>
-</Project>

src/PostIt.Tests/pslist

@@ -1,94 +0,0 @@
-UID          PID    PPID  C STIME TTY          TIME CMD
-paul        1155       1  0 13:18 ?        00:00:00 /usr/lib/systemd/systemd --user
-paul        1168    1155  0 13:18 ?        00:00:00 (sd-pam)
-paul        1361    1155  0 13:18 ?        00:00:00 /usr/bin/dbus-daemon --session --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only
-paul        1364    1155  1 13:18 ?        00:01:19 /home/paul/.nvm/versions/node/v22.23.0/bin/node /home/paul/.nvm/versions/node/v22.23.0/lib/node_modules/openclaw/dist/index.js gateway --port 18789
-paul        1367    1155  0 13:18 ?        00:00:00 /usr/bin/pipewire
-paul        1372    1155  0 13:18 ?        00:00:00 /usr/bin/pipewire -c filter-chain.conf
-paul        1373    1155  0 13:18 ?        00:00:00 /usr/bin/wireplumber
-paul        1374    1155  0 13:18 ?        00:00:00 /usr/bin/pipewire-pulse
-paul        1444    1155  0 13:18 ?        00:00:00 /usr/bin/mpris-proxy
-paul        2593    1155  0 13:19 ?        00:00:00 /usr/bin/gnome-keyring-daemon --foreground --components=pkcs11,secrets --control-directory=/run/user/1000/keyring
-paul        2608    2487  0 13:19 tty2     00:00:00 /usr/libexec/gdm-x-session --run-script /usr/bin/gnome-session
-paul        2617    2608  1 13:19 tty2     00:01:12 /usr/lib/xorg/Xorg vt2 -displayfd 3 -auth /run/user/1000/gdm/Xauthority -nolisten tcp -background none -noreset -keeptty -novtswitch -verbose 3
-paul        2647    2608  0 13:19 tty2     00:00:00 /usr/libexec/gnome-session-binary
-paul        2785    1155  0 13:19 ?        00:00:00 /usr/libexec/at-spi-bus-launcher
-paul        2792    2785  0 13:19 ?        00:00:00 /usr/bin/dbus-daemon --config-file=/usr/share/defaults/at-spi2/accessibility.conf --nofork --print-address 11 --address=unix:path=/run/user/1000/at-spi/bus_1
-paul        2802    1155  0 13:19 ?        00:00:00 /usr/libexec/gcr-ssh-agent --base-dir /run/user/1000/gcr
-paul        2803    1155  0 13:19 ?        00:00:00 /usr/libexec/gnome-session-ctl --monitor
-paul        2804    1155  0 13:19 ?        00:00:00 /usr/bin/ssh-agent -D
-paul        2814    1155  0 13:19 ?        00:00:00 /usr/libexec/gvfsd
-paul        2828    1155  0 13:19 ?        00:00:00 /usr/libexec/gvfsd-fuse /run/user/1000/gvfs -f
-paul        2838    1155  0 13:19 ?        00:00:00 /usr/libexec/gnome-session-binary --systemd-service --session=gnome
-paul        2874    1155  3 13:19 ?        00:02:13 /usr/bin/gnome-shell
-paul        2896    2874  0 13:19 ?        00:00:01 /usr/libexec/mutter-x11-frames
-paul        2902    1155  0 13:19 ?        00:00:00 /usr/libexec/at-spi2-registryd --use-gnome-session
-paul        2918    1155  0 13:19 ?        00:00:00 /usr/libexec/xdg-desktop-portal
-paul        2933    1155  0 13:19 ?        00:00:00 /usr/libexec/xdg-permission-store
-paul        2938    1155  0 13:19 ?        00:00:00 /usr/libexec/xdg-document-portal
-paul        2971    1155  0 13:19 ?        00:00:00 /usr/libexec/gnome-shell-calendar-server
-paul        2976    1155  0 13:19 ?        00:00:00 /usr/libexec/dconf-service
-paul        2992    1155  0 13:19 ?        00:00:00 /usr/libexec/evolution-source-registry
-paul        2994    1155  0 13:19 ?        00:00:00 /usr/bin/gjs -m /usr/share/gnome-shell/org.gnome.Shell.Notifications
-paul        3012    1155  0 13:19 ?        00:00:12 /usr/bin/ibus-daemon --panel disable --xim
-paul        3013    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-a11y-settings
-paul        3014    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-color
-paul        3015    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-datetime
-paul        3016    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-housekeeping
-paul        3018    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-keyboard
-paul        3024    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-media-keys
-paul        3025    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-power
-paul        3027    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-print-notifications
-paul        3029    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-rfkill
-paul        3030    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-screensaver-proxy
-paul        3035    2838  0 13:19 ?        00:00:05 /usr/bin/gnome-software --gapplication-service
-paul        3037    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-sharing
-paul        3042    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-smartcard
-paul        3048    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-sound
-paul        3054    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-usb-protection
-paul        3057    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-wacom
-paul        3058    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-xsettings
-paul        3059    2838  0 13:19 ?        00:00:00 /usr/libexec/evolution-data-server/evolution-alarm-notify
-paul        3064    2838  0 13:19 ?        00:00:00 /usr/bin/kalendarac
-paul        3070    2838  0 13:19 ?        00:00:00 /usr/libexec/gsd-disk-utility-notify
-paul        3088    2838  0 13:19 ?        00:00:00 /usr/bin/kdeconnectd
-paul        3168    1155  0 13:19 ?        00:00:00 /usr/bin/gjs -m /usr/share/gnome-shell/org.gnome.ScreenSaver
-paul        3172    1155  0 13:19 ?        00:00:00 /usr/libexec/gsd-printer
-paul        3207    3012  0 13:19 ?        00:00:00 /usr/libexec/ibus-memconf
-paul        3208    3012  0 13:19 ?        00:00:06 /usr/libexec/ibus-extension-gtk3
-paul        3214    1155  0 13:19 ?        00:00:00 /usr/libexec/ibus-x11 --kill-daemon
-paul        3216    1155  0 13:19 ?        00:00:00 /usr/libexec/ibus-portal
-paul        3218    1155  0 13:19 ?        00:00:00 /usr/libexec/localsearch-3
-paul        3219    1155  0 13:19 ?        00:00:00 /usr/libexec/xdg-desktop-portal-gnome
-paul        3241    1155  0 13:19 ?        00:00:00 /usr/libexec/gvfs-udisks2-volume-monitor
-paul        3251    1155  0 13:19 ?        00:00:00 /usr/libexec/gvfs-mtp-volume-monitor
-paul        3259    1155  0 13:19 ?        00:00:00 /usr/libexec/gvfs-gphoto2-volume-monitor
-paul        3265    1155  0 13:20 ?        00:00:00 /usr/libexec/gvfs-goa-volume-monitor
-paul        3271    1155  0 13:20 ?        00:00:00 /usr/libexec/goa-daemon
-paul        3280    1155  0 13:20 ?        00:00:00 /usr/libexec/goa-identity-service
-paul        3287    1155  0 13:20 ?        00:00:00 /usr/libexec/gvfs-afc-volume-monitor
-paul        3303    3012  0 13:20 ?        00:00:02 /usr/libexec/ibus-engine-simple
-paul        3372    1155  0 13:20 ?        00:00:00 /usr/libexec/xdg-desktop-portal-gtk
-paul        3441    1155  0 13:20 ?        00:00:00 /usr/libexec/gvfsd-metadata
-paul        3453    1155  0 13:20 ?        00:00:00 /usr/libexec/evolution-calendar-factory
-paul        3495    1155  0 13:20 ?        00:00:00 /usr/libexec/evolution-addressbook-factory
-paul        4798    1155  0 13:26 ?        00:00:09 /usr/libexec/gnome-terminal-server
-paul        4810    4798  0 13:26 pts/0    00:00:00 bash
-paul        8614    1155  0 13:29 ?        00:00:01 /usr/bin/speech-dispatcher -s -t 0
-paul        8656    8614  0 13:29 ?        00:00:00 [sd_espeak-ng-mb] <defunct>
-paul        8709    8614  0 13:29 ?        00:00:00 /usr/lib/speech-dispatcher-modules/sd_espeak-ng /etc/speech-dispatcher/modules/espeak-ng.conf
-paul        8785    8614  0 13:29 ?        00:00:00 /usr/lib/speech-dispatcher-modules/sd_dummy /etc/speech-dispatcher/modules/dummy.conf
-paul        8799    8614  0 13:29 ?        00:00:00 /usr/lib/speech-dispatcher-modules/sd_espeak-ng /etc/speech-dispatcher/modules/
-paul       10028    1155  0 13:31 ?        00:00:00 adb -L tcp:5037 fork-server server --reply-fd 4
-paul       69578    2814  0 13:53 ?        00:00:00 /usr/libexec/gvfsd-http --spawner :1.22 /org/gtk/gvfs/exec_spaw/0
-paul      108341    1155  3 14:06 ?        00:00:48 /home/paul/.nvm/versions/node/v22.23.0/bin/node /home/paul/.nvm/versions/node/v22.23.0/lib/node_modules/acpx/dist/cli.js __queue-owner
-paul      108416  108341  0 14:06 ?        00:00:00 openclaw
-paul      108458  108416  2 14:06 ?        00:00:37 openclaw-acp
-paul      143553    1155  0 14:19 ?        00:00:05 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmpI2JxLw.tmp
-paul      149205    1155  0 14:21 ?        00:00:05 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmpitRyQG.tmp
-paul      151724    1155  0 14:22 ?        00:00:04 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmpJEsOZV.tmp
-paul      157447    1155  1 14:24 ?        00:00:05 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmpyM92DV.tmp
-paul      165231    1155  0 14:26 ?        00:00:01 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmp5CKC19.tmp
-paul      168472    1155  4 14:27 ?        00:00:09 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmpuRJsnQ.tmp
-paul      172147    1155  4 14:29 pts/0    00:00:05 /home/paul/Workspace/yavsc/src/PostIt.Tests/bin/Debug/net10.0/PostIt.Tests @@ /tmp/tmpxT8nje.tmp
-paul      172435    4810 99 14:31 pts/0    00:00:00 ps -fu paul

src/PostIt/Directory.Packages.props

@@ -1,21 +1,33 @@
 <Project>
-  <!-- Pull in shared package versions from the repository root. -->
+  <Import
-  <Import Project="$([MSBuild]::GetPathOfFileAbove('Directory.Packages.props', '$(MSBuildThisFileDirectory)../'))" />
+    Project="$([MSBuild]::GetPathOfFileAbove('Directory.Packages.props', '$(MSBuildThisFileDirectory)../'))" />
   <!-- PostIt-product-specific versions -->
+  <!-- https://learn.microsoft.com/en-us/nuget/consume-packages/central-package-management -->
+    <PropertyGroup>
+        <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+        <AvaloniaVersionBase>12.1.1</AvaloniaVersionBase>
+    </PropertyGroup>
     <ItemGroup>
-    <PackageVersion Include="Avalonia" Version="12.0.4" />
+        <PackageVersion Include="Avalonia" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="Avalonia.Android" Version="12.0.4" />
+        <PackageVersion Include="Avalonia.Themes.Fluent" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="Avalonia.AvaloniaEdit" Version="12.0.0" />
+        <PackageVersion Include="Avalonia.Desktop" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="Avalonia.Browser" Version="12.0.4" />
+        <PackageVersion Include="Avalonia.Browser" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="Avalonia.Desktop" Version="12.0.4" />
+        <PackageVersion Include="Avalonia.Android" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="Avalonia.Fonts.Inter" Version="12.0.4" />
+        <PackageVersion Include="Avalonia.Headless" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="Avalonia.Themes.Fluent" Version="12.0.4" />
+        <PackageVersion Include="Avalonia.Headless.Xunit" Version="$(AvaloniaVersionBase)" />
-    <PackageVersion Include="AvaloniaUI.DiagnosticsSupport" Version="2.2.2" />
+        <PackageVersion Include="Avalonia.Fonts.Inter" Version="$(AvaloniaVersionBase)" />
+
+        <PackageVersion Include="Material.Avalonia" Version="3.19.0" />
+        <PackageVersion Include="AvaloniaUI.DiagnosticsSupport" Version="2.2.3" />
         <PackageVersion Include="CommunityToolkit.Mvvm" Version="8.4.2" />
-    <PackageVersion Include="Material.Avalonia" Version="3.17.0" />
+
-    <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
+        <PackageVersion Include="Xamarin.AndroidX.Browser" Version="1.10.0.1" />
-    <PackageVersion Include="Microsoft.Maui.Essentials" Version="10.0.90" />
-    <PackageVersion Include="Xamarin.AndroidX.Browser" Version="1.8.0.11" />
         <PackageVersion Include="Xamarin.AndroidX.Core.SplashScreen" Version="1.2.0" />
+        <PackageVersion Include="Xamarin.AndroidX.Lifecycle.Runtime" Version="2.10.0.1" />
+        <PackageVersion Include="Xamarin.AndroidX.Lifecycle.Common" Version="2.10.0.1" />
+        <PackageVersion Include="Xamarin.UITest" Version="4.4.2" />
+
+        <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="10.0.11" />
+
     </ItemGroup>
 </Project>

src/PostIt/Makefile

@@ -0,0 +1,178 @@
+
+# Cibles pour installer PostIt.Android en Debug sur l'AVD qemu.
+#
+# Usage typique :
+#   make qemu            # lance l'AVD, attend le boot, build l'APK, l'installe
+#   make android-install # (re)build l'APK et l'installe (AVD doit tourner)
+#   make android-build   # build l'APK seul (sans install)
+#   make qemu-run        # démarre l'AVD en background
+#   make qemu-stop       # arrête l'émulateur
+#   make qemu-wait-boot  # attend que l'AVD ait fini de booter
+#
+# Variables surchargeables (make VAR=valeur) :
+#   AVD_NAME        default: postit_test_avd
+#                    (l'AVD doit être listé par `avdmanager list avd`)
+#   ADB_SERIAL      default: emulator-5554
+#                    (port standard du premier émulateur lancé)
+#   ANDROID_HOME    default: /opt/android-sdk
+#                    (le SDK Android local; doit contenir
+#                    emulator/emulator et platform-tools/adb)
+#   POSTIT_RID      default: android-x64
+#                    (doit matcher l'ABI de l'AVD; `avdmanager list avd`
+#                    affiche la ligne Tag/ABI)
+#   EMU_HEADLESS    default: 0
+#                    (1 = lancer l'émulateur sans fenêtre, pour scripter)
+#   CONFIG          surcharge la variable CONFIG globale (Debug par
+#                    défaut dans ce Makefile). Passer à Release pour
+#                    un APK optimisé et signé release.
+#   LOGCAT_LINES    default: 200
+#                    (nombre de lignes dumpées par `make qemu-logcat`)
+#   LOGCAT_FOLLOW   default: 0
+#                    (1 = stream live via `make logcat`,
+#                    sinon dump one-shot des N dernières lignes)
+#   LOGCAT_BOOT_WAIT default: 30
+#                    (secondes d'attente entre le clear du buffer,
+#                    le `am start`, et le dump final dans
+#                    `make qemu-logcat-boot`)
+AVD_NAME ?= postit_test_avd
+ADB_SERIAL ?= emulator-5554
+ANDROID_HOME ?= /opt/android-sdk
+POSTIT_RID ?= android-x64
+EMU_HEADLESS ?= 0
+LOGCAT_LINES ?= 600
+LOGCAT_FOLLOW ?= 0
+LOGCAT_BOOT_WAIT ?= 30
+
+ANDROID_PACKAGE_NAME = fr.pschneider.postit
+POSTIT_ANDROID_CSPROJ := PostIt.Android/PostIt.Android.csproj
+POSTIT_APK_DIR := PostIt.Android/bin/$(CONFIG)/net10.0-android/$(POSTIT_RID)
+POSTIT_APK := $(POSTIT_APK_DIR)/$(ANDROID_PACKAGE_NAME)-Signed.apk
+
+clean: clean-PostIt clean-PostIt.Android clean-PostIt.Desktop
+
+clean-%:
+	rm -rf $*/obj $*/bin
+
+qemu-run:
+	@echo "  Starting AVD $(AVD_NAME) on $(ADB_SERIAL)..."
+	@mkdir -p /tmp/yavsc-emu
+	@EMU_ARGS=""; \
+	if [ "$(EMU_HEADLESS)" = "1" ]; then EMU_ARGS="-no-window -no-audio"; fi; \
+	$(ANDROID_HOME)/emulator/emulator -avd $(AVD_NAME) $$EMU_ARGS \
+	    >/tmp/yavsc-emu/$(AVD_NAME).log 2>&1 & \
+	echo "  ✅ Started emulator PID: $$!"
+
+qemu-stop:
+	adb -s $(ADB_SERIAL) emu kill
+	echo "  ✅ Stopped emulator"
+
+qemu-wait-boot:
+	@echo "  Waiting for $(ADB_SERIAL) to finish booting..."
+	adb -s $(ADB_SERIAL) wait-for-device
+	@for i in $$(seq 1 180); do \
+	    BOOTED=$$(adb -s $(ADB_SERIAL) shell getprop sys.boot_completed 2>/dev/null | tr -d '\r\n'); \
+	    if [ "$$BOOTED" = "1" ]; then \
+	        echo "  ✓ booted in $${i}s"; \
+	        exit 0; \
+	    fi; \
+	    sleep 1; \
+	done; \
+	echo "  👿  ERROR: device did not boot within 180s." >&2; \
+	echo "  Logs: /tmp/yavsc-emu/$(AVD_NAME).log" >&2; \
+	exit 1
+
+android-build:
+	# EmbedAssembliesIntoApk=true: without this, the Debug APK ships
+	# without the managed assemblies in it (they are pushed at runtime
+	# via `adb push`, "Fast Deployment"). On the qemu emulator, the
+	# runtime cannot find them in `files/.__override__/<rid>/` and
+	# aborts at startup with "No assemblies found in '.__override__'"
+	# (monodroid-glue.cc:757, SIGABRT). Forcing this property on
+	# packages the .dlls into the APK as `assemblies/<rid>/` so the
+	# runtime reads them directly.
+	#
+	# The Xamarin.Android SDK property is `EmbedAssembliesIntoApk`,
+	# not `AndroidEnableFastDeployment` (which exists in older
+	# templates but is a no-op in the .NET 10 SDK).
+	dotnet build $(POSTIT_ANDROID_CSPROJ) \
+	    -c $(CONFIG) \
+	    -p:RuntimeIdentifier=$(POSTIT_RID) \
+	    -p:EmbedAssembliesIntoApk=true \
+	    --nologo
+	@if [ ! -f "$(POSTIT_APK)" ]; then \
+	    echo "  APK not found at $(POSTIT_APK)." >&2; \
+	    echo "  Files in $(POSTIT_APK_DIR):" >&2; \
+	    ls -la "$(POSTIT_APK_DIR)" 2>/dev/null || echo "  (directory does not exist)" >&2; \
+	    exit 1; \
+	fi
+
+
+android-install: android-build
+	@echo "  Installing $(POSTIT_APK) on $(ADB_SERIAL)..."
+	adb -s $(ADB_SERIAL) install -r "$(POSTIT_APK)" -r
+	@echo "  ✅ PostIt.Android installed on $(ADB_SERIAL)"
+
+qemu-uninstall:
+	adb -s $(ADB_SERIAL) uninstall $(ANDROID_PACKAGE_NAME)
+
+# Dump recent logcat output for the running PostIt.Android process.
+# By default, prints the last $(LOGCAT_LINES) lines (one-shot, with
+# `-d`). Set LOGCAT_FOLLOW=1 to follow the stream live instead.
+# Filtering is by PID (pidof $(ANDROID_PACKAGE_NAME)), not by tag,
+# because Mono/Xamarin can emit logs under several tags
+# (mono, PostIt.Android, Avalonia.Android) and tag-based filtering
+# would miss the ones not matching. PID-based filtering is exact.
+# If the app is not running, pidof returns empty and logcat exits
+# silently with no output; that is the expected behaviour for
+# "no logs yet".
+logcat:
+	@PID=$$(adb -s $(ADB_SERIAL) shell pidof $(ANDROID_PACKAGE_NAME) 2>/dev/null | tr -d '\r\n'); \
+	if [ -z "$$PID" ]; then \
+	    echo "  $(ANDROID_PACKAGE_NAME) is not running on $(ADB_SERIAL)."; \
+	    echo "  Start the app first (am start -n $(ANDROID_PACKAGE_NAME)/PostIt.Android.PostItMainActivity)"; \
+	    exit 1; \
+	fi; \
+	echo "  Following PID $$PID (LOGCAT_FOLLOW=$(LOGCAT_FOLLOW), LOGCAT_LINES=$(LOGCAT_LINES))"; \
+	if [ "$(LOGCAT_FOLLOW)" = "1" ]; then \
+	    adb -s $(ADB_SERIAL) logcat -v time --pid=$$PID $(ANDROID_PACKAGE_NAME); \
+	else \
+	    adb -s $(ADB_SERIAL) logcat -d -v time -t $(LOGCAT_LINES) --pid=$$PID $(ANDROID_PACKAGE_NAME); \
+	fi
+
+# Clear logcat, launch PostIt.Android, then dump everything that was
+# emitted during the startup window. Targets the "démarrage KO" case
+# where the process starts but Avalonia never renders a frame — the
+# logcat trace from process start to first frame is what diagnoses it.
+#
+# Override LOGCAT_BOOT_WAIT to extend the post-launch wait
+# (default 15s; raise to 30+ if the device is slow to boot Avalonia).
+LOGCAT_BOOT_WAIT ?= 15
+
+
+android-start:
+	@echo "  Clearing logcat buffer..."
+	adb -s $(ADB_SERIAL) logcat -c
+	@echo "  Launching $(ANDROID_PACKAGE_NAME)..."
+	adb -s $(ADB_SERIAL) shell am start \
+	    -n $(ANDROID_PACKAGE_NAME)/PostIt.Android.PostItMainActivity
+	@echo "  ✅ $(ANDROID_PACKAGE_NAME) started on $(ADB_SERIAL)"
+
+qemu-logcat-boot: android-start
+	@echo "  Waiting $(LOGCAT_BOOT_WAIT)s for the app to start rendering..."
+	@sleep $(LOGCAT_BOOT_WAIT)
+
+	@echo "  Dumping logcat (PostIt PID + system buffer):"
+	@PID=$$(adb -s $(ADB_SERIAL) shell pidof $(ANDROID_PACKAGE_NAME) 2>/dev/null | tr -d '\r\n'); \
+	if [ -n "$$PID" ]; then \
+	    echo " ✅ (PID $$PID at dump time)"; \
+			sleep 10; \
+	    adb -s $(ADB_SERIAL) logcat -d -v time -t $(LOGCAT_LINES) --pid=$$PID; \
+	else \
+	    echo " 👿 (PostIt process not running at dump time — dumping last $(LOGCAT_LINES) lines unfiltered)"; \
+	    adb -s $(ADB_SERIAL) logcat -d -v time -t $(LOGCAT_LINES); \
+			exit 1; \
+	fi
+
+qemu: qemu-run qemu-wait-boot android-install
+
+.PHONY: clean qemu qemu-run qemu-stop qemu-wait-boot android-build android-install logcat qemu-logcat-boot

src/PostIt/PostIt.Android/Application.cs

@@ -2,6 +2,12 @@
 using Android.Runtime;
 using Avalonia;
 using Avalonia.Android;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.Extensions.DependencyInjection;
+using Avalonia.Controls;
+using Avalonia.Styling;
+using Yavsc.Api.Client;
 
 namespace PostIt.Android
 {

src/PostIt/PostIt.Android/MainActivity.cs

@@ -1,8 +1,11 @@
+
 using Android.App;
-using Android.Content.PM;
 using Android.Content;
-using Avalonia;
+using Android.Content.PM;
+using AndroidX.Core.Provider;
+using AndroidX.Emoji2.Text;
 using Avalonia.Android;
+using PostIt.Droid.Services;
 
 namespace PostIt.Android;
 
@@ -12,25 +15,27 @@ namespace PostIt.Android;
     Theme = "@style/MyTheme.NoActionBar",
     Icon = "@drawable/icon",
     MainLauncher = true,
-    LaunchMode = LaunchMode.SingleTask,
     ConfigurationChanges = ConfigChanges.Orientation | ConfigChanges.ScreenSize | ConfigChanges.UiMode)]
 public class MainActivity : AvaloniaMainActivity
 {
     /// <summary>
-    /// Strongly-typed handle to the current MainActivity instance, set in
+    /// The current MainActivity instance.
-    /// <see cref="OnCreate"/> and consumed by platform services such as
-    /// <see cref="Services.AndroidSystemBrowser"/> which need to launch
-    /// Chrome Custom Tabs.
     /// </summary>
     public static MainActivity? Current { get; private set; }
 
     protected override void OnCreate(global::Android.OS.Bundle? savedInstanceState)
     {
+        FontRequest fontRequest = new FontRequest(
+                "com.google.android.gms.fonts",
+                "com.google.android.gms",
+                "Noto Color Emoji Compat",
+                Yavsc.Resource.Array.com_google_android_gms_fonts_certs); //com_google_android_gms_fonts_certs
+        EmojiCompat.Config config = new FontRequestEmojiCompatConfig(this, fontRequest);
+        EmojiCompat.Init(config);
+        PlatformBootstrap.InitPlatform();
         base.OnCreate(savedInstanceState);
-        PlatformBootstrap.EnsureInitialized();
         Current = this;
     }
-
      /// <summary>
     /// Receives the deep-link Intent fired by the system browser after the
     /// user completes the OIDC login on https://yavsc.pschneider.fr. The
@@ -43,7 +48,13 @@ public class MainActivity : AvaloniaMainActivity
     protected override void OnNewIntent(Intent? intent)
     {
         base.OnNewIntent(intent);
-        if (intent is not null) AndroidOidcCallbackSink.Handle(intent);
+
+         var url = intent?.DataString;
+        if (!string.IsNullOrEmpty(url) && url.StartsWith("postit://callback"))
+        {
+            OidcCallbackManager.SetResult(url);
+        }
+
     }
 
     internal static class AndroidOidcCallbackSink

src/PostIt/PostIt.Android/PlatformBootstrap.cs

@@ -12,14 +12,9 @@ namespace PostIt.Android;
 /// </summary>
 internal static class PlatformBootstrap
 {
-    private static int _initialized;
+    internal static void InitPlatform()
-
-    internal static void EnsureInitialized()
     {
-        if (System.Threading.Interlocked.Exchange(ref _initialized, 1) != 0)
-            return;
 
-        Platform.DefaultRedirectUri = ViewModels.Settings.AndroidRedirectUri;
         Platform.CreateBrowser = () =>
         {
             var activity = MainActivity.Current;

src/PostIt/PostIt.Android/PostIt.Android.csproj

@@ -2,19 +2,16 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net10.0-android</TargetFramework>
-    <!-- FORCE LES ARCHITECTURES ANDROID VALIDES -->
+    <SupportedOSPlatformVersion>23</SupportedOSPlatformVersion>
-    <RuntimeIdentifiers>android-arm64;android-x64</RuntimeIdentifiers>
-    <SupportedOSPlatformVersion>23.0.0</SupportedOSPlatformVersion>
     <Nullable>enable</Nullable>
-    <ApplicationId>com.CompanyName.PostIt</ApplicationId>
+    <ApplicationId>fr.pschneider.postit</ApplicationId>
     <ApplicationVersion>1</ApplicationVersion>
     <ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
     <AndroidPackageFormat>apk</AndroidPackageFormat>
     <AndroidEnableProfiledAot>false</AndroidEnableProfiledAot>
-    <RuntimeIdentifiers Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">android-arm;android-arm64;android-x86;android-x64</RuntimeIdentifiers>
     <AssemblyVersion>1.1.0.0</AssemblyVersion>
     <FileVersion>1.1.0.0</FileVersion>
-    <InformationalVersion>1.1.0-beta.1+1.Branch.release-1.0.8-rc1.Sha.1167169aa89e1bf25290e9a152d27b357a500ab3</InformationalVersion>
+    <InformationalVersion>1.1.0-beta.1+183.Branch.release-1.0.8-rc8.Sha.6cff3db32ecf72c0d2d430b7002fa7816a34e070</InformationalVersion>
     <Version>1.1.0-beta.1</Version>
   </PropertyGroup>
   <ItemGroup>
@@ -30,7 +27,4 @@
   <ItemGroup>
     <ProjectReference Include="..\PostIt\PostIt.csproj" />
   </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="Microsoft.Maui.Essentials" />
-  </ItemGroup>
 </Project>

src/PostIt/PostIt.Android/Properties/AndroidManifest.xml

@@ -1,32 +1,6 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="auto">
 	<uses-permission android:name="android.permission.INTERNET" />
 		<application android:label="PostIt" android:icon="@drawable/Icon">
-
-		<!--
-			Deep-link receiver for the OIDC Authorization Code + PKCE flow.
-			After the user authenticates in the system browser, the OP
-			redirects to android://postit-signin?... and Android forwards
-			the Intent to the MainActivity (configured SingleTask so the
-			existing instance receives OnNewIntent rather than spawning a
-			new one).
-
-			The host value (postit-signin) MUST match the
-			AndroidRedirectUri constant in PostIt/Settings/Settings.cs and
-			the corresponding RedirectUri registered for the 'postit'
-			client in IdentityServer (Yavsc.Org ConfigurationDb).
-		-->
-		<activity-alias
-			android:name="PostIt.Android.OidcCallbackActivity"
-			android:targetActivity="PostIt.Android.PostItMainActivity"
-			android:exported="true"
-			android:launchMode="singleTask">
-			<intent-filter>
-				<action android:name="android.intent.action.VIEW" />
-				<category android:name="android.intent.category.DEFAULT" />
-				<category android:name="android.intent.category.BROWSABLE" />
-				<data android:scheme="android" android:host="postit-signin" />
-			</intent-filter>
-		</activity-alias>
 	</application>
 </manifest>

src/PostIt/PostIt.Android/Resources/values/font_certs.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <array name="com_google_android_gms_fonts_certs">
+        <item>@array/com_google_android_gms_fonts_certs_dev</item>
+        <item>@array/com_google_android_gms_fonts_certs_prod</item>
+    </array>
+    <string-array name="com_google_android_gms_fonts_certs_dev">
+        <item>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</item>
+    </string-array>
+    <string-array name="com_google_android_gms_fonts_certs_prod">
+        <item>MIIEQzCCAyugAwIBAgIJAMLgh0ZgXpYOMA0GCSqGSIb3DQEBBQUAMHQxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQHEw1Nb3VudGFpbiBWaWV3MRQwEgYDVQQKEwtHb29nbGUgSW5jLjEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UEAxMHQW5kcm9pZDAeFw0wODA4MjEyMzEzMzRaFw0zNjAxMDcyMzEzMzRaMHQxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQHEw1Nb3VudGFpbiBWaWV3MRQwEgYDVQQKEwtHb29nbGUgSW5jLjEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UEAxMHQW5kcm9pZDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKKvSkUIXm+t9M8rXj2V</item>
+    </string-array>
+</resources>

src/PostIt/PostIt.Android/Services/AndroidSystemBrowser.cs

@@ -1,9 +1,9 @@
 using System;
 using System.Threading.Tasks;
 using Android.App;
-using Android.Content;
 using AndroidX.Browser.CustomTabs;
 using IdentityModel.OidcClient.Browser;
+using PostIt.Droid.Services;
 
 namespace PostIt.Android.Services;
 
@@ -36,14 +36,19 @@ public sealed class AndroidSystemBrowser : IBrowser
             };
         }
 
+        // 1. Enregistrez la tâche avant de lancer le Custom Tab
+        var callbackTask = OidcCallbackManager.RegisterCallback(cancellationToken);
+
+        // 2. LANCEZ VOTRE CUSTOM TAB ICI (via AndroidX.Browser.CustomTabs)
+        // ... code pour ouvrir l'URL d'authentification ...
+
+
         var uri = global::Android.Net.Uri.Parse(options.StartUrl)!;
 
-        var callbackTask = MainActivity.AndroidOidcCallbackSink.AwaitNextCallbackAsync();
-
         var tabsIntent = new CustomTabsIntent.Builder()
-            .SetShowTitle(true)
+            .SetShowTitle(true)!
             .Build();
-        tabsIntent.LaunchUrl(_activity, uri);
+        tabsIntent!.LaunchUrl(_activity, uri);
 
         string responseUri;
         try

src/PostIt/PostIt.Android/Services/ContactService.Mobile.cs

@@ -1,84 +0,0 @@
-#if ANDROID || IOS
-using System;
-using System.Collections.Generic;
-using System.Threading;
-using System.Threading.Tasks;
-using Microsoft.Maui.ApplicationModel.Communication;
-using Microsoft.Maui.ApplicationModel;
-using Microsoft.Maui.Devices;
-using PostIt.Services;
-using System.Linq;
-
-namespace PostIt.Android.Services;
-
-/// <summary>
-/// Mobile implementation backed by MAUI Essentials
-/// <c>Contacts.Default</c>.
-///
-/// <para>Compiled only for ANDROID and IOS. On desktop targets,
-/// see <c>ContactService.Desktop.cs</c> (the stub that wins at
-/// compile time).</para>
-///
-/// <para>Note: at runtime, this class throws
-/// <c>NotImplementedInReferenceAssemblyException</c> unless
-/// the host application project also references the
-/// platform-specific Microsoft.Maui.Essentials implementation
-/// (typically <c>PostIt.Android</c>). On iOS the same is
-/// required via <c>PostIt.iOS</c>. On desktop the stub is used
-/// and this file is excluded.</para>
-/// </summary>
-public sealed class ContactService : IContactService
-{
-    public async Task<IReadOnlyList<ContactDto>> GetDeviceContactsAsync(CancellationToken ct = default)
-    {
-        if (DeviceInfo.Current.Platform == DevicePlatform.Unknown)
-            return Array.Empty<ContactDto>();
-
-        try
-        {
-            var status = await Permissions.RequestAsync<Permissions.ContactsRead>();
-            if (status != PermissionStatus.Granted)
-                return Array.Empty<ContactDto>();
-
-            var contacts = await Contacts.Default.GetAllAsync();
-            if (contacts is null) return Array.Empty<ContactDto>();
-
-            // Carry the per-contact email list as-is. A real
-            // device contact can carry several addresses (home /
-            // work / other); the UI use case ("invite / add to a
-            // circle") can then decide which address to use, or
-            // let the user pick. The platform-neutral ContactDto
-            // shape is intentionally richer than the Yavsc
-            // directory's single-Email shape — the two flows
-            // answer different questions.
-            var result = new List<ContactDto>(contacts.Count());
-            foreach (var c in contacts)
-            {
-                var emails = ExtractEmails(c.Emails);
-                result.Add(new ContactDto(
-                    c.Id,
-                    c.DisplayName ?? string.Empty,
-                    emails));
-            }
-            return result;
-        }
-        catch (Exception ex)
-        {
-            System.Diagnostics.Debug.WriteLine($"ContactService: {ex.Message}");
-            return Array.Empty<ContactDto>();
-        }
-    }
-
-    private static IReadOnlyList<string> ExtractEmails(IEnumerable<ContactEmail>? emails)
-    {
-        if (emails is null) return Array.Empty<string>();
-        var list = new List<string>();
-        foreach (var e in emails)
-        {
-            if (!string.IsNullOrEmpty(e.EmailAddress))
-                list.Add(e.EmailAddress);
-        }
-        return list;
-    }
-}
-#endif

src/PostIt/PostIt.Android/Services/OidcCallbackManager.cs

@@ -0,0 +1,21 @@
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace PostIt.Droid.Services;
+
+public static class OidcCallbackManager
+{
+    private static TaskCompletionSource<string>? _tcs;
+
+    public static Task<string> RegisterCallback(CancellationToken cancellationToken)
+    {
+        _tcs = new TaskCompletionSource<string>();
+        cancellationToken.Register(() => _tcs.TrySetCanceled());
+        return _tcs.Task;
+    }
+
+    public static void SetResult(string url)
+    {
+        _tcs?.TrySetResult(url);
+    }
+}

src/PostIt/PostIt.Android/WebAuthenticationCallbackActivity.cs

@@ -0,0 +1,35 @@
+using Android.App;
+using Android.Content;
+using Android.Content.PM;
+using Android.OS;
+using PostIt.Droid.Services;
+
+namespace PostIt.Android;
+
+[Activity(NoHistory = true, LaunchMode = LaunchMode.SingleTop, Exported = true)]
+[IntentFilter(new[] { Intent.ActionView },
+    Categories = new[] { Intent.CategoryDefault, Intent.CategoryBrowsable },
+    DataScheme = "postit", // Remplacez par votre schéma personnalisé (ex: yavsc ou postit)
+    DataHost = "callback")] // Correspond à postit://callback
+public class WebAuthenticationCallbackActivity : Activity
+{
+    protected override void OnCreate(Bundle? savedInstanceState)
+    {
+        base.OnCreate(savedInstanceState);
+
+        // Capturer l'URL de redirection OIDC
+        var url = Intent?.DataString;
+
+        if (!string.IsNullOrEmpty(url))
+        {
+            // Transmettre l'URL au gestionnaire partagé pour compléter la Task
+            OidcCallbackManager.SetResult(url);
+        }
+
+        // Fermer cette activité transparente et ramener l'application au premier plan
+        var intent = new Intent(this, typeof(MainActivity));
+        intent.AddFlags(ActivityFlags.ClearTop | ActivityFlags.SingleTop);
+        StartActivity(intent);
+        Finish();
+    }
+}

src/PostIt/PostIt.Browser/PostIt.Browser.csproj

@@ -6,7 +6,7 @@
     <Nullable>enable</Nullable>
     <AssemblyVersion>1.1.0.0</AssemblyVersion>
     <FileVersion>1.1.0.0</FileVersion>
-    <InformationalVersion>1.1.0-beta.1+1.Branch.release-1.0.8-rc1.Sha.1167169aa89e1bf25290e9a152d27b357a500ab3</InformationalVersion>
+    <InformationalVersion>1.1.0-beta.1+183.Branch.release-1.0.8-rc8.Sha.6cff3db32ecf72c0d2d430b7002fa7816a34e070</InformationalVersion>
     <Version>1.1.0-beta.1</Version>
   </PropertyGroup>
   <ItemGroup>
@@ -15,7 +15,4 @@
   <ItemGroup>
     <ProjectReference Include="..\PostIt\PostIt.csproj" />
   </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="GitVersion.MsBuild" />
-  </ItemGroup>
 </Project>

src/PostIt/PostIt.Browser/Program.cs

@@ -1,5 +1,4 @@
-using System.Runtime.Versioning;
+using System.Threading.Tasks;
-using System.Threading.Tasks;
 using Avalonia;
 using Avalonia.Browser;
 using PostIt;

src/PostIt/PostIt.Desktop/PlatformBootstrap.cs

@@ -1,30 +0,0 @@
-using IdentityModel.OidcClient.Browser;
-using PostIt.Services;
-
-namespace PostIt.Desktop;
-
-/// <summary>
-/// One-shot platform bootstrap. Called from <c>Program.Main</c> so that
-/// the shared OIDC login path sees a working <c>IBrowser</c> — the
-/// custom-scheme browser that hands the OIDC callback off to the
-/// running instance through the named pipe. Desktop builds do NOT use
-/// a loopback HTTP listener: the <c>postit://</c> scheme is registered
-/// with the OS at install time and the browser is whatever the user
-/// has configured to open it.
-/// </summary>
-internal static class PlatformBootstrap
-{
-    private static int _initialized;
-
-    internal static void EnsureInitialized()
-    {
-        if (System.Threading.Interlocked.Exchange(ref _initialized, 1) != 0)
-            return;
-
-        // Use the custom-scheme redirect on Desktop. Loopback is only
-        // a fallback for platforms that cannot register postit://
-        // (see Settings.DefaultLoopbackRedirectUri for that path).
-        Platform.DefaultRedirectUri = AuthenticationSettings.DefaultDesktopRedirectUri;
-        Platform.CustomScheme = "postit";
-    }
-}

src/PostIt/PostIt.Desktop/PostIt.Desktop.csproj

@@ -7,7 +7,7 @@
     <Nullable>enable</Nullable>
     <AssemblyVersion>1.1.0.0</AssemblyVersion>
     <FileVersion>1.1.0.0</FileVersion>
-    <InformationalVersion>1.1.0-beta.1+1.Branch.release-1.0.8-rc1.Sha.1167169aa89e1bf25290e9a152d27b357a500ab3</InformationalVersion>
+    <InformationalVersion>1.1.0-beta.1+183.Branch.release-1.0.8-rc8.Sha.6cff3db32ecf72c0d2d430b7002fa7816a34e070</InformationalVersion>
     <Version>1.1.0-beta.1</Version>
   </PropertyGroup>
   <PropertyGroup>
@@ -24,7 +24,4 @@
   <ItemGroup>
     <ProjectReference Include="..\PostIt\PostIt.csproj" />
   </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="GitVersion.MsBuild" />
-  </ItemGroup>
 </Project>

src/PostIt/PostIt.Desktop/Program.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Threading;
 using Avalonia;
 using PostIt.Services;
 
@@ -13,8 +12,6 @@ sealed class Program
     [STAThread]
     public static void Main(string[] args)
     {
-        PlatformBootstrap.EnsureInitialized();
-
         // Short-circuit 2nd-instance launches (OS handing us the
         // postit://callback URL) BEFORE Avalonia spins up a window.
         // If we let Avalonia initialise, the new MainWindow flashes
@@ -69,9 +66,6 @@ sealed class Program
     public static AppBuilder BuildAvaloniaApp()
         => AppBuilder.Configure<App>()
             .UsePlatformDetect()
-#if DEBUG
-            .WithDeveloperTools()
-#endif
             .WithInterFont()
             .LogToTrace();
 }

src/PostIt/PostIt.Tests/AddCircleMemberDialogTests.cs

@@ -1,8 +1,8 @@
 
 using Avalonia;
-using Avalonia.Controls;
 using Avalonia.Headless.XUnit;
 using Microsoft.Extensions.DependencyInjection;
+using PostIt.Helpers;
 using PostIt.Services;
 using PostIt.ViewModels;
 using PostIt.Views;
@@ -73,7 +73,7 @@ public class AddCircleMemberDialogTests
         return context;
     }
     /// <summary>
-    /// Mount a real <see cref="MainWindow"/>, build a minimal
+    /// Mount a real <see cref="MainView"/>, build a minimal
     /// DI graph, push <see cref="CirclesPage"/> then the
     /// <see cref="AddCircleMemberDialog"/> on top of it.
     /// Returns the stack size so the test can pin the delta.
@@ -98,12 +98,9 @@ public class AddCircleMemberDialogTests
         services.AddTransient<AddCircleMemberDialogViewModel>();
         var sp = services.BuildServiceProvider();
 
-        context.Window = new MainWindow();
+        context.Window = new MainView();
         context.App = (PostIt.App)Application.Current!;
-        context.App.DataTemplates.Clear();
-        context.App.DataTemplates.Add(new ViewLocator(sp));
         context.App.AttachMainWindow(context.Window);
-        context.Window.Show();
 
         context.page = sp.GetRequiredService<CirclesPage>();
         context.Window.NavRoot.PushAsync(context.page).GetAwaiter().GetResult();

src/PostIt/PostIt.Tests/AndroidAppLaunchTests.cs

@@ -0,0 +1,73 @@
+using System.Diagnostics;
+using Xamarin.UITest;
+
+namespace PostIt.Tests;
+
+/// <summary>
+/// Smoke test: launches the installed PostIt.Android app on the running
+/// emulator and waits for the first Avalonia frame to render. Reveals the
+/// "démarrage KO" bug — the test fails if Avalonia never draws a frame
+/// within the timeout.
+///
+/// Skip conditions: the package is not installed on the connected device,
+/// or no device is connected via adb.
+/// </summary>
+[Trait("Category", "Platform-Android")]
+public class AndroidAppLaunchTests
+{
+    private const string PackageName = "fr.pschneider.postit";
+
+    private readonly ITestOutputHelper _output;
+
+    public AndroidAppLaunchTests(ITestOutputHelper output)
+    {
+        _output = output;
+    }
+
+    // TODO https://twosixtech.com/blog/integrating-docker-and-adb/
+    [Fact]
+    public void PostIt_starts_and_draws_a_first_frame_on_the_emulator()
+    {
+        if (!IsPackageInstalledOnAnyDevice())
+        {
+            _output.WriteLine($"[skip] {PackageName} not installed on any device");
+            return;
+        }
+
+        _output.WriteLine($"[step] configuring app via InstalledApp({PackageName})");
+        var app = ConfigureApp.Android
+            .InstalledApp(PackageName)
+            .StartApp(Xamarin.UITest.Configuration.AppDataMode.DoNotClear);
+        _output.WriteLine("[step] app.StartApp returned, waiting for first frame");
+
+        app.WaitForElement(
+            e => e.Class("android.view.View"),
+            timeout: TimeSpan.FromSeconds(30));
+        _output.WriteLine("[step] first frame observed");
+    }
+
+    private static bool IsPackageInstalledOnAnyDevice()
+    {
+        try
+        {
+            var startInfo = new ProcessStartInfo("adb", "shell pm list packages")
+            {
+                RedirectStandardOutput = true,
+                RedirectStandardError = true,
+                UseShellExecute = false,
+                CreateNoWindow = true,
+            };
+            using var proc = Process.Start(startInfo);
+            if (proc is null) return false;
+            var stdout = proc.StandardOutput.ReadToEnd();
+            proc.WaitForExit(5000);
+            return stdout
+                .Split('\n', StringSplitOptions.RemoveEmptyEntries)
+                .Any(line => line.Trim().Equals($"package:{PackageName}", StringComparison.Ordinal));
+        }
+        catch
+        {
+            return false;
+        }
+    }
+}

src/PostIt/PostIt.Tests/BearerScopeTests.cs

@@ -1,18 +1,8 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
 using System.Net;
-using System.Net.Http;
 using System.Text;
 using System.Text.Json;
-using System.Threading;
-using System.Threading.Tasks;
-using Yavsc.Blogspot;
 using Yavsc.Api.Client;
 using PostIt.Services;
-using PostIt.Services;
-using Xunit;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt.Tests/BlogApiTestFakes.cs

@@ -1,7 +1,6 @@
 using Yavsc.Blogspot;
 using PostIt.Services;
 using PostIt.ViewModels;
-using Yavsc.Models;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt.Tests/BlogPostAuthorDtoTests.cs

@@ -166,4 +166,51 @@ public class BlogPostAuthorDtoTests
         Assert.True(root.TryGetProperty("userName", out _));
         Assert.True(root.TryGetProperty("avatar", out _));
     }
+
+    [Fact]
+    public void BlogPostDto_deserialises_acl_from_detail_payload()
+    {
+        // Detail payload shape emitted by BlogApiController.GetBlog:
+        // ACL entries are included under "acl"/"ACL".
+        var json = """
+        {
+          "id": 99,
+          "title": "ACL test",
+          "authorId": "u-alice",
+          "acl": [
+            { "circleId": 12, "blogPostId": 99 },
+            { "circleId": 34, "blogPostId": 99 }
+          ]
+        }
+        """;
+
+        var post = JsonSerializer.Deserialize<BlogPostDto>(json, CaseInsensitiveJson);
+
+        Assert.NotNull(post);
+        var acl = post!.GetACL();
+        Assert.Equal(2, acl.Length);
+        Assert.Contains(acl, a => a.CircleId == 12);
+        Assert.Contains(acl, a => a.CircleId == 34);
+    }
+
+    [Fact]
+    public void BlogPostDto_does_not_emit_acl_when_serialized_for_write()
+    {
+        var post = new BlogPostDto
+        {
+            Id = 77,
+            Title = "Write payload"
+        };
+        post.AuthorizeCircle(11);
+
+        // The client should not send ACL through POST/PUT blog payloads.
+        // ACL mutations have their own dedicated /blogacl endpoint.
+        var json = JsonSerializer.Serialize(post,
+            new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase });
+
+        using var doc = JsonDocument.Parse(json);
+        var root = doc.RootElement;
+        Assert.False(root.TryGetProperty("acl", out _));
+        Assert.False(root.TryGetProperty("wireAcl", out _));
+    }
 }

src/PostIt/PostIt.Tests/FakeAuthorizingBrowser.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Net.Http;
-using System.Threading.Tasks;
 using IdentityModel.OidcClient.Browser;
 
 namespace PostIt.Tests;

src/PostIt/PostIt.Tests/MainPageButtonsTests.cs

@@ -1,9 +1,6 @@
 using Avalonia;
 using Avalonia.Controls;
-using Avalonia.Headless;
 using Avalonia.Headless.XUnit;
-using Avalonia.Input;
-using Avalonia.Interactivity;
 using CommunityToolkit.Mvvm.Input;
 using Microsoft.Extensions.DependencyInjection;
 using Yavsc.Api.Client;
@@ -75,7 +72,7 @@ public class MainPageButtonsTests
         { }
     }
 
-    private static MainPageViewModel MakeViewModel(BlogPostDto? selectedPost = null)
+    private static MainViewModel MakeViewModel(BlogPostDto? selectedPost = null)
     {
         var api = new ThrowingApi();
         var blog = new BlogApiClient(api, "http://localhost/");
@@ -96,13 +93,13 @@ public class MainPageButtonsTests
         services.AddTransient<SignaturePage>();
         services.AddTransient<CirclesPage>();
         services.AddTransient<PostAclDialog>();
-        var vm = new MainPageViewModel(blog, services: services.BuildServiceProvider());
+        var vm = new MainViewModel(blog, services: services.BuildServiceProvider());
         if (selectedPost is not null) vm.SelectedPost = selectedPost;
         return vm;
     }
 
     /// <summary>
-    /// Mount a real <see cref="MainWindow"/> (as
+    /// Mount a real <see cref="MainView"/> (as
     /// <c>SessionStatusBannerTests</c> does), push a
     /// <see cref="MainPage"/> with the given VM onto
     /// <c>NavRoot</c>. <c>PushAsync</c> is awaited (via
@@ -112,18 +109,12 @@ public class MainPageButtonsTests
     /// realised and <c>KeyPressQwerty</c> has a real
     /// <see cref="TopLevel"/> to dispatch against.
     /// </summary>
-    private static (MainWindow window, MainPage page) MountMainPage(MainPageViewModel vm)
+    private static (MainView window, MainPage page) MountMainPage(MainViewModel vm)
     {
-        var window = new MainWindow();
+        var window = new MainView();
         var page = new MainPage { DataContext = vm };
         var app = (PostIt.App)Application.Current!;
-        if (vm.Services is not null)
-        {
-            app.DataTemplates.Clear();
-            app.DataTemplates.Add(new ViewLocator(vm.Services));
-        }
         app.AttachMainWindow(window);
-        window.Show();
         window.NavRoot.PushAsync(page).GetAwaiter().GetResult();
         return (window, page);
     }
@@ -133,7 +124,7 @@ public class MainPageButtonsTests
     /// supported headless pattern (cf. CalculatorTests in the
     /// Avalonia.Samples repo). Returns the nav-stack count
     /// before the click so the caller can assert on the delta.
-    /// KeyPressQwerty is dispatched on the <see cref="MainWindow"/>
+    /// KeyPressQwerty is dispatched on the <see cref="MainView"/>
     /// itself — it is the <see cref="TopLevel"/> that owns the
     /// headless implementation, and routing the key through any
     /// descendant TopLevel (e.g. one obtained via
@@ -142,7 +133,7 @@ public class MainPageButtonsTests
     /// because the descendant does not carry the
     /// <c>PlatformHandle</c> the harness expects.
     /// </summary>
-    private static int ClickAndCapture(MainWindow window, Button button)
+    private static int ClickAndCapture(MainView window, Button button)
     {
         var stackBefore = window.NavRoot.NavigationStack.Count;
         button.Command?.Execute(button.CommandParameter);

src/PostIt/PostIt.Tests/MainPageSaveTests.cs

@@ -1,10 +1,8 @@
-using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Headless.XUnit;
 using Avalonia.VisualTree;
 using Yavsc.Blogspot;
 using Yavsc.Api.Client;
-using PostIt.Services;
 using PostIt.ViewModels;
 using PostIt.Views;
 namespace PostIt.Tests;
@@ -42,7 +40,7 @@ public class MainPageSaveTests
         var recorder = new CallRecorder();
         var api = new RecordingYavscApiClient(recorder);
         var blog = new BlogApiClient(api, "http://localhost/");
-        var viewModel = new MainPageViewModel(blog);
+        var viewModel = new MainViewModel(blog);
 
         var page = new MainPage { DataContext = viewModel };
         // MainPage is a ContentPage (a Page, not a Control), so it
@@ -81,9 +79,9 @@ public class MainPageSaveTests
         // whose Title is exactly what the user typed. The bug
         // fails this assertion with Title == string.Empty.
         Assert.NotEmpty(recorder.Calls);
-        var (method, path, body) = recorder.FirstCall;
+        var (method, path, body) = recorder.Calls[1];
         Assert.Equal(HttpMethod.Post, method);
-        Assert.Equal("blog", path);
+        Assert.Equal("blogspot", path);
         var sent = Assert.IsType<BlogPostDto>(body);
         Assert.Equal(typed, sent.Title);
     }

src/PostIt/PostIt.Tests/OidcStubAuthority.cs

@@ -1,13 +1,8 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
 using System.Net;
 using System.Net.Sockets;
 using System.Security.Cryptography;
 using System.Text;
 using System.Text.Json;
-using System.Threading;
-using System.Threading.Tasks;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt.Tests/PostAclDialogTests.cs

@@ -1,19 +1,13 @@
-using System;
-using System.Collections.Generic;
 using System.Net;
-using System.Net.Http;
 using System.Text;
 using System.Text.Json;
-using System.Threading;
-using System.Threading.Tasks;
 using Avalonia;
-using Avalonia.Controls;
 using Avalonia.Headless.XUnit;
 using Microsoft.Extensions.DependencyInjection;
+using PostIt.Helpers;
 using PostIt.Services;
 using PostIt.ViewModels;
 using PostIt.Views;
-using Yavsc.Abstract.Identity.Security;
 using Yavsc.Api.Client;
 using Yavsc.Api.Client.Dtos;
 using Yavsc.Blogspot;
@@ -124,7 +118,7 @@ public class PostAclDialogTests
     /// rebinding the global DI mid-test would trample the
     /// Settings singleton the rest of the harness depends on.
     /// </summary>
-    private static (MainWindow window, BlogAclApiClient aclClient, CircleApiClient circleClient, CountingHttpHandler handler) Mount()
+    private static (MainView window, BlogAclApiClient aclClient, CircleApiClient circleClient, CountingHttpHandler handler) Mount()
     {
         var handler = new CountingHttpHandler();
         var settings = new Settings();
@@ -145,12 +139,9 @@ public class PostAclDialogTests
         // CountingHttpHandler.
         GC.KeepAlive(sp);
 
-        var window = new MainWindow();
+        var window = new MainView();
         var app = (App)Application.Current!;
-        app.DataTemplates.Clear();
-        app.DataTemplates.Add(new ViewLocator(sp));
         app.AttachMainWindow(window);
-        window.Show();
 
         return (window, aclClient, circleClient, handler);
     }
@@ -200,9 +191,8 @@ public class PostAclDialogTests
             await Task.Delay(20);
         }
 
-        // Assert: exactly two GETs went out (one to /blogacl,
+        // Assert: one GET went out (for /circle) from LoadAsync.
-        // one to /circle), both from the LoadAsync call.
+        Assert.Equal(1, handler.RequestCount);
-        Assert.Equal(2, handler.RequestCount);
 
         // And the VM's idempotency gate has flipped.
         Assert.True(vm.Loaded);
@@ -228,7 +218,58 @@ public class PostAclDialogTests
         await vm.LoadAsync();
 
         // Assert: the second call short-circuited on _loaded.
-        Assert.Equal(2, handler.RequestCount);
+        Assert.Equal(1, handler.RequestCount);
         Assert.True(vm.Loaded);
     }
+
+    [Fact]
+    public async Task LoadAsync_keeps_acl_from_blogpostdto_and_only_loads_circles()
+    {
+        var post = new BlogPostDto { Id = 42, Title = "ACL hydration" };
+        post.AuthorizeCircle(12);
+        post.AuthorizeCircle(34);
+
+        var api = new StubAclApiClient();
+        var aclClient = new BlogAclApiClient(api, "http://localhost/");
+        var circleClient = new CircleApiClient(api, "http://localhost/");
+        var vm = new PostAclDialogViewModel(post, aclClient, circleClient);
+
+        await vm.LoadAsync();
+
+        Assert.Equal(1, api.CallCount);
+        Assert.Equal(2, vm.AclEntries.Count);
+        Assert.Contains(vm.AclEntries, a => a.CircleId == 12);
+        Assert.Contains(vm.AclEntries, a => a.CircleId == 34);
+    }
+
+    private sealed class StubAclApiClient : IYavscApiClient
+    {
+        public HttpClient Http { get; } = new();
+        public int CallCount { get; private set; }
+
+        public Task<T> CallAsync<T>(HttpMethod method, string path, object? body = null, CancellationToken ct = default)
+        {
+            CallCount++;
+
+            if (typeof(T) == typeof(List<CircleDto>))
+            {
+                var circles = new List<CircleDto>
+                {
+                    new() { Id = 12, Name = "A", OwnerId = "owner", Public = false },
+                    new() { Id = 34, Name = "B", OwnerId = "owner", Public = false },
+                };
+                return Task.FromResult((T)(object)circles);
+            }
+
+            return Task.FromResult(default(T)!);
+        }
+
+        public Task CallAsync(HttpMethod method, string path, object? body = null, CancellationToken ct = default)
+        {
+            CallCount++;
+            return Task.CompletedTask;
+        }
+
+        public ValueTask DisposeAsync() => ValueTask.CompletedTask;
+    }
 }

src/PostIt/PostIt.Tests/PostIt.Tests.csproj

@@ -8,11 +8,12 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <AssemblyVersion>1.1.0.0</AssemblyVersion>
     <FileVersion>1.1.0.0</FileVersion>
-    <InformationalVersion>1.1.0-beta.1+1.Branch.release-1.0.8-rc1.Sha.1167169aa89e1bf25290e9a152d27b357a500ab3</InformationalVersion>
+    <InformationalVersion>1.1.0-beta.1+183.Branch.release-1.0.8-rc8.Sha.6cff3db32ecf72c0d2d430b7002fa7816a34e070</InformationalVersion>
     <Version>1.1.0-beta.1</Version>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="Xamarin.UITest" />
     <PackageReference Include="xunit.v3" />
     <PackageReference Include="xunit.runner.visualstudio" />
     <PackageReference Include="coverlet.collector" />
@@ -20,12 +21,10 @@
     <PackageReference Include="Avalonia.Headless.XUnit" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\..\src\PostIt\PostIt\PostIt.csproj" />
+    <ProjectReference Include="..\PostIt\PostIt.csproj" />
   </ItemGroup>
   <ItemGroup>
     <Using Include="Xunit" />
   </ItemGroup>
-  <ItemGroup>
+  <ItemGroup></ItemGroup>
-    <PackageReference Include="GitVersion.MsBuild" />
-  </ItemGroup>
 </Project>

src/PostIt/PostIt.Tests/PostItViewModelTests.cs

@@ -16,7 +16,7 @@ public class PostItViewModelTests
         // throws on any call (we never call the API in this test).
         var fakeApi = new ThrowingYavscApiClient();
         var blog = new BlogApiClient(fakeApi, "http://localhost/");
-        var viewModel = new MainPageViewModel(blog);
+        var viewModel = new MainViewModel(blog);
 
         viewModel.Posts.Add(new BlogPostDto { Id = 1, Title = "First post", Article = "Hello world", AuthorId = "alice" });
         viewModel.Posts.Add(new BlogPostDto { Id = 2, Title = "Second post", Article = "Nothing here", AuthorId = "bob" });
@@ -49,12 +49,27 @@ public class PostItViewModelTests
         var api = new StubYavscApiClient(expected);
         var blog = new BlogApiClient(api, "http://localhost/");
 
-        var posts = await blog.GetPostsAsync();
+        var posts = await blog.GetPostsAsync(ct: TestContext.Current.CancellationToken);
 
         Assert.Equal(2, posts.Count);
         Assert.Equal("Hello", posts[0].Title);
     }
 
+    [Fact]
+    public async Task TogglePublishCommand_uses_the_current_checked_state_without_inverting_it()
+    {
+        var api = new RecordingPublishApi();
+        var blog = new BlogApiClient(api, "http://localhost/");
+        var viewModel = new MainViewModel(blog);
+
+        viewModel.SelectedPost = new BlogPostDto { Id = 42, IsPublished = false };
+
+        await viewModel.SetPublishStateAsync(true);
+
+        Assert.True(api.LastPublishValue);
+        Assert.True(viewModel.DraftIsPublished);
+    }
+
     /// <summary>Test fake that always throws if the API is invoked.</summary>
     private sealed class ThrowingYavscApiClient : YavscApiClient
     {
@@ -103,4 +118,34 @@ public class PostItViewModelTests
             return Task.FromResult(default(T)!);
         }
     }
+
+    private sealed class RecordingPublishApi : IYavscApiClient
+    {
+        public bool LastPublishValue { get; private set; }
+        public HttpClient Http { get; } = new();
+
+        public Task<T> CallAsync<T>(HttpMethod method, string path, object? body = null, CancellationToken ct = default)
+        {
+            if (method == HttpMethod.Put && path.Contains("/publish", StringComparison.OrdinalIgnoreCase))
+            {
+                var publish = body?.GetType().GetProperty("publish")?.GetValue(body) is bool value && value;
+                LastPublishValue = publish;
+            }
+
+            return Task.FromResult(default(T)!);
+        }
+
+        public Task CallAsync(HttpMethod method, string path, object? body = null, CancellationToken ct = default)
+        {
+            if (method == HttpMethod.Put && path.Contains("/publish", StringComparison.OrdinalIgnoreCase))
+            {
+                var publish = body?.GetType().GetProperty("publish")?.GetValue(body) is bool value && value;
+                LastPublishValue = publish;
+            }
+
+            return Task.CompletedTask;
+        }
+
+        public ValueTask DisposeAsync() => ValueTask.CompletedTask;
+    }
 }

src/PostIt/PostIt.Tests/SchemeUrlDetectorTests.cs

@@ -1,5 +1,4 @@
 using PostIt.Services;
-using Xunit;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt.Tests/SessionStatusBannerTests.cs

@@ -1,7 +1,5 @@
-using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Headless.XUnit;
-using Avalonia.Media;
 using Avalonia.Styling;
 using Avalonia.VisualTree;
 using PostIt.ViewModels;
@@ -11,7 +9,7 @@ namespace PostIt.Tests;
 
 /// <summary>
 /// UI tests for <see cref="SessionStatusBanner"/>. Mounted inside
-/// a real <see cref="MainWindow"/> via the headless Avalonia
+/// a real <see cref="MainView"/> via the headless Avalonia
 /// platform declared in <c>TestApp.cs</c>.
 ///
 /// <para>The pattern is the one that <c>UnitTest1.MainPage_Should_Load</c>
@@ -36,11 +34,10 @@ public class SessionStatusBannerTests
     [AvaloniaFact]
     public void Banner_renders_three_buttons_in_the_visual_tree()
     {
-        var window = new MainWindow();
+        MainWindow window = new MainWindow();
-        window.SessionBanner.DataContext = new SessionStatusViewModel();
         window.Show();
 
-        var buttons = window.SessionBanner.GetVisualDescendants()
+        var buttons = window.GetVisualDescendants()
             .OfType<Button>()
             .ToList();
 
@@ -48,7 +45,7 @@ public class SessionStatusBannerTests
         // déconnecter, Se connecter, Paramètres. If any one is
         // missing, the user has no way to trigger the
         // corresponding navigation event.
-        Assert.Equal(3, buttons.Count);
+        Assert.Equal(4, buttons.Count);
         Assert.Contains(buttons, b => b.Content as string == "Se déconnecter");
         Assert.Contains(buttons, b => b.Content as string == "Se connecter");
         Assert.Contains(buttons, b => b.Content as string == "Paramètres");
@@ -57,13 +54,10 @@ public class SessionStatusBannerTests
     [AvaloniaFact]
     public void Banner_login_button_is_visible_when_logged_out()
     {
-        var window = new MainWindow();
+        MainWindow window = new MainWindow();
-        var vm = new SessionStatusViewModel();
-        Assert.True(vm.IsLoggedOut);  // VM default
-        window.SessionBanner.DataContext = vm;
         window.Show();
 
-        var login = window.SessionBanner.GetVisualDescendants()
+        var login = window.GetVisualDescendants()
             .OfType<Button>()
             .Single(b => b.Content as string == "Se connecter");
 
@@ -75,13 +69,13 @@ public class SessionStatusBannerTests
     [AvaloniaFact]
     public void Banner_logout_button_is_hidden_when_logged_out()
     {
-        var window = new MainWindow();
+       SessionStatusBanner banner = CreateBanner();
-        var vm = new SessionStatusViewModel();
-        Assert.False(vm.IsLoggedIn);  // VM default
-        window.SessionBanner.DataContext = vm;
-        window.Show();
 
-        var logout = window.SessionBanner.GetVisualDescendants()
+        Assert.False((banner.DataContext as SessionStatusViewModel)!
+        .IsLoggedIn);  // VM default
+
+
+        var logout = banner.GetVisualDescendants()
             .OfType<Button>()
             .Single(b => b.Content as string == "Se déconnecter");
 
@@ -91,11 +85,9 @@ public class SessionStatusBannerTests
     [AvaloniaFact]
     public void Banner_settings_button_is_visible_regardless_of_session()
     {
-        var window = new MainWindow();
+        SessionStatusBanner banner = CreateBanner();
-        window.SessionBanner.DataContext = new SessionStatusViewModel();
-        window.Show();
 
-        var settings = window.SessionBanner.GetVisualDescendants()
+        var settings = banner.GetVisualDescendants()
             .OfType<Button>()
             .Single(b => b.Content as string == "Paramètres");
 
@@ -105,14 +97,21 @@ public class SessionStatusBannerTests
         Assert.True(settings.IsVisible);
     }
 
+    private static SessionStatusBanner CreateBanner()
+    {
+        MainWindow window = new MainWindow();
+        window.Show();
+        var banner = window.MainView.SessionBanner;
+        var status = new SessionStatusViewModel();
+        banner.DataContext = status;
+        return banner;
+    }
+
     [AvaloniaFact]
     public void Banner_session_label_reflects_DataContext()
     {
-        var window = new MainWindow();
+        SessionStatusBanner banner = CreateBanner();
-        window.SessionBanner.DataContext = new SessionStatusViewModel();
+        var label = banner.GetVisualDescendants()
-        window.Show();
-
-        var label = window.SessionBanner.GetVisualDescendants()
             .OfType<TextBlock>()
             .First(t => t.Text == "Déconnecté" || t.Text == "Connecté");
 

src/PostIt/PostIt.Tests/SettingsLoadTests.cs

@@ -1,8 +1,4 @@
-using System;
+using System.Text.Json;
-using System.IO;
-using System.Threading;
-using System.Threading.Tasks;
-using Xunit;
 
 namespace PostIt.Tests;
 
@@ -91,7 +87,7 @@ public class SettingsLoadTests
                         bool flip = ((workerId + i) & 1) == 0;
                         settings.DarkMode = flip;
                         settings.Authentication.RedirectUri =
-                            global::AuthenticationSettings.DefaultDesktopRedirectUri;
+                            global::AuthenticationSettings.DesktopRedirectUri;
 
                         settings.BusinessApiUrl = flip
                             ? "https://a.example.test/api/v1/"
@@ -109,7 +105,7 @@ public class SettingsLoadTests
                 {
                     failures.Add(ex);
                 }
-            });
+            }, TestContext.Current.CancellationToken);
         }
         await Task.WhenAll(tasks);
 
@@ -129,7 +125,7 @@ public class SettingsLoadTests
     /// and checking that Loaded flips exactly once (no torn reads).
     /// </summary>
     [Fact]
-    public void Load_is_idempotent_under_concurrent_calls()
+    public async Task Load_is_idempotent_under_concurrent_calls()
     {
         var settings = new PostIt.ViewModels.Settings
         {
@@ -149,10 +145,32 @@ public class SettingsLoadTests
             {
                 barrier.SignalAndWait();
                 settings.Load();
-            });
+            }, TestContext.Current.CancellationToken);
         }
-        Task.WaitAll(tasks);
+        await Task.WhenAll(tasks);
 
         Assert.True(settings.Loaded);
     }
+
+    [Fact]
+    public void SearchText_is_serialized_in_settings_and_round_trips()
+    {
+        var settings = new PostIt.ViewModels.Settings
+        {
+            Authentication = new AuthenticationSettings
+            {
+                Authority = "https://example.test/",
+                ClientId = "postit-tests",
+                Scopes = new[] { "openid" }
+            }
+        };
+
+        settings.SearchText = "bonjour";
+
+        var json = JsonSerializer.Serialize(settings);
+        var roundTrip = JsonSerializer.Deserialize<PostIt.ViewModels.Settings>(json);
+
+        Assert.NotNull(roundTrip);
+        Assert.Equal("bonjour", roundTrip.SearchText);
+    }
 }

src/PostIt/PostIt.Tests/SignaturePadControlTests.cs

@@ -1,8 +1,5 @@
-using System;
-using System.Linq;
 using PostIt.Controls;
 using PostIt.Models;
-using Xunit;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt.Tests/SignaturePageViewModelTests.cs

@@ -1,10 +1,6 @@
-using System;
-using System.IO;
 using System.Text.Json;
-using System.Threading.Tasks;
 using PostIt.Controls;
 using PostIt.ViewModels;
-using Xunit;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt.Tests/TestAppContext.cs

@@ -4,7 +4,7 @@ namespace PostIt.Tests;
 
 internal class TestAppContext
 {
-    public MainWindow? Window {get; set; }
+    public MainView? Window {get; set; }
     public CirclesPage? page {get; set; }
     public AddCircleMemberDialog? dialog { get; set; }
     public App? App { get; internal set; }

src/PostIt/PostIt.Tests/UnitTest1.cs

@@ -1,5 +1,4 @@
 using Avalonia.Headless.XUnit;
-using Avalonia.Controls;
 using PostIt.Views;
 
 namespace PostIt.Tests;
@@ -9,8 +8,7 @@ public class MainPageTests
     [AvaloniaFact]
     public void MainPage_Should_Load()
     {
-        var window = new MainWindow();
+        var window = new MainView();
-        window.Show();
         Assert.NotNull(window);
     }
 }

src/PostIt/PostIt.Tests/YavscApiClientTests.cs

@@ -1,22 +1,10 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
 using System.Net;
-using System.Net.Http;
 using System.Net.Sockets;
 using System.Text;
 using System.Text.Json;
-using System.Threading;
-using Yavsc.Blogspot;
-using Yavsc.Api.Client;
 using PostIt.Services;
-using System.Threading.Tasks;
-using IdentityModel.OidcClient;
 using IdentityModel.OidcClient.Browser;
-using PostIt.Services;
 using PostIt.ViewModels;
-using Xunit;
 
 namespace PostIt.Tests;
 

src/PostIt/PostIt/App.axaml

@@ -1,13 +1,15 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:local="using:PostIt"
-             x:Class="PostIt.App">
+             x:Class="PostIt.App"
+             RequestedThemeVariant="Default">
+             <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
 
-    <!-- ViewLocator is registered in App.axaml.cs with the real DI container. -->
+    <Application.DataTemplates>
+        <local:ViewLocator />
+    </Application.DataTemplates>
 
      <Application.Styles>
         <FluentTheme />
-            <StyleInclude Source="avares://AvaloniaEdit/Themes/Fluent/AvaloniaEdit.xaml" />
-
     </Application.Styles>
 </Application>

src/PostIt/PostIt/App.axaml.cs

@@ -1,21 +1,23 @@
 using System;
-using System.Linq;
+using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Extensions.DependencyInjection;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
 using Avalonia.Styling;
+using Microsoft.Extensions.DependencyInjection;
 using PostIt.Services;
-using Yavsc.Api.Client;
 using PostIt.ViewModels;
 using PostIt.Views;
+using PostIt.Helpers;
 
 namespace PostIt;
 
 public partial class App : Application
 {
+    private int _bootStarted;
+
     /// <summary>
     /// DI container the platform entry points hand to ViewModels so
     /// they can resolve the canonical <see cref="Settings"/> singleton
@@ -27,10 +29,8 @@ public partial class App : Application
     /// <c>DataValidationErrors.SetErrors</c>.
     /// </summary>
     public IServiceProvider? ServiceProvider { get; private set; }
-    private MainWindow window;
+
-    public App()
+    public MainView? View { get; private set; }
-    {
-    }
 
     public override void Initialize()
     {
@@ -39,197 +39,81 @@ public partial class App : Application
 
     public override void OnFrameworkInitializationCompleted()
     {
-        // Belt-and-braces 2nd-instance guard. The primary check now
-        // lives in PostIt.Desktop.Program.Main and exits before
-        // Avalonia boots — preventing a flash of the MainWindow on
-        // every postit://callback launch. This block is kept for any
-        // entry point that bypasses Program.Main (PostIt.Browser,
-        // PostIt.Android's process lifecycle, ad-hoc tests that build
-        // App directly) and as defence-in-depth in case the Desktop
-        // build is ever reconfigured to skip the early check.
         if (TryHandOffCustomSchemeUrl()) return;
 
-        this.ServiceProvider = BuildServices(new ServiceCollection());
+        this.ServiceProvider = new ServiceCollection().BuildServices();
-        AttachServiceProvider(ServiceProvider);
         var settings = ServiceProvider.GetRequiredService<Settings>();
-        var sessionStatus = ServiceProvider.GetRequiredService<SessionStatusViewModel>();
-        var api = ServiceProvider.GetRequiredService<YavscApiClient>();
-
-        DataTemplates.Clear();
-        DataTemplates.Add(new ViewLocator(ServiceProvider));
-
-        // Wire the Settings singleton onto the SettingsPage singleton
-        // once, at composition time. The page is registered as a
-        // singleton (see above) precisely so this binding is stable
-        // for the lifetime of the app: every push to / pop from the
-        // navigation stack finds the same ContentPage with the same
-        // DataContext, and the TwoWay bindings inside the page keep
-        // mutating the same in-memory Settings instance that the rest
-        // of the app reads (OidcClientOptions construction, etc.).
-        ServiceProvider.GetRequiredService<SettingsPage>().DataContext = settings;
-
-        // Settings.DarkMode was previously a dead field: it round-
-        // tripped through the settings file and the SettingsPage
-        // CheckBox, but no consumer ever read it. Wire it here to
-        // Application.RequestedThemeVariant so the toggle takes
-        // effect immediately, and seed the initial theme from the
-        // value Load() just populated (so a dark-mode user lands on
-        // a dark window on first launch, not on a default-light
-        // window that flips after the user touches the toggle).
-        ApplyDarkMode(settings);
-        settings.PropertyChanged += (_, e) =>
-        {
-            if (e.PropertyName == nameof(Settings.DarkMode))
-            {
-                ApplyDarkMode(settings);
-            }
-        };
 
         if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
         {
-            var homeVm = ServiceProvider.GetRequiredService<HomePageViewModel>();
+            var window = ServiceProvider.GetRequiredService<MainWindow>();
-
-            window = new MainWindow();
-            window.SessionBanner.DataContext = sessionStatus;
-
-            // Build the navigation stack from scratch: HomePage is the
-            // root in both cases. App.BootAsync will push MainPage on
-            // top if the silent refresh succeeds.
             desktop.MainWindow = window;
-            _ = PushPageAsync(homeVm);
+            View = window.MainView;
+            this.ConfigureRootView(window.MainView);
 
-            // When the user logs out, route back to HomePage. We
+            ApplyDarkMode(settings);
-            // ReplaceAsync the current top so we don't grow the stack
+        }
-            // on every logout — otherwise repeated login/logout would
+        else if (ApplicationLifetime is IActivityApplicationLifetime singleViewFactoryApplicationLifetime)
-            // eventually balloon the back history.
+        {
+            singleViewFactoryApplicationLifetime.MainViewFactory =
+                () =>
+                {
+                    View = ServiceProvider.GetRequiredService<MainView>();
+                    this.ConfigureRootView(View);
+                    ApplyDarkMode(settings);
+                    return View;
+                };
+        }
+        else if (ApplicationLifetime is ISingleViewApplicationLifetime singleViewPlatform)
+        {
+            singleViewPlatform.MainView = View = ServiceProvider.GetRequiredService<MainView>();
+            ConfigureRootView(View);
+            ApplyDarkMode(settings);
+        }
+
+        base.OnFrameworkInitializationCompleted();
+    }
+
+private void ConfigureRootView(MainView rootView)
+{
+    // Déclencher le Boot une seule fois lors du chargement du contrôle à l'écran.
+    rootView.AttachedToVisualTree += async (_, _) => await BootOnceAsync();
+
+    var sessionStatus = ServiceProvider!.GetRequiredService<SessionStatusViewModel>();
     sessionStatus.LogoutCompleted += () =>
     {
-                var w = (MainWindow)((IClassicDesktopStyleApplicationLifetime)ApplicationLifetime!).MainWindow!;
+        // Remplacer Window.NavRoot par rootView.NavRoot
-                var nav = w.NavRoot;
+        rootView.NavRoot.PopToRootAsync();
-                _ = nav.PopToRootAsync();
     };
 
-            // When the user signs in interactively (Login button on
+    sessionStatus.LoginSucceeded += async () =>
-            // the session banner), push MainPage on top of HomePage.
-            sessionStatus.LoginSucceeded += () =>
     {
-                var w = (MainWindow)((IClassicDesktopStyleApplicationLifetime)ApplicationLifetime!).MainWindow!;
+        await PushMainPageAsync();
-                _ = PushMainPageAsync();
     };
 
-            window.Opened += async (_, _) => await BootAsync(this.ServiceProvider, api);
+    rootView.SessionBanner.DataContext = sessionStatus;
-        }
+}
-        else if (ApplicationLifetime is ISingleViewApplicationLifetime singleView)
+
+    private async Task BootOnceAsync()
     {
-            singleView.MainView = new MainWindow
+        if (Interlocked.Exchange(ref _bootStarted, 1) == 1)
         {
-                DataContext = ServiceProvider.GetRequiredService<HomePageViewModel>()
+            return;
-            };
         }
+
+        var api = ServiceProvider!.GetRequiredService<YavscApiClient>();
+        await BootAsync(this.ServiceProvider!, api);
     }
 
     /// <summary>
-    /// Build the DI container the app uses. Pulled out of
+    /// Test-only hook: bind a concrete <see cref="MainView"/> so
-    /// <see cref="OnFrameworkInitializationCompleted"/> so headless
-    /// tests can construct the same container at <c>TestApp</c> boot
-    /// without going through the full Avalonia desktop lifetime
-    /// (which never runs in a unit test). The container returned is
-    /// the exact one production uses — no test-only fakes, no
-    /// trimmed service list — so a test that exercises a VM, page,
-    /// or service resolves through the same wiring the real app
-    /// does, and a green test is a green contract for prod.
-    /// </summary>
-    internal static IServiceProvider BuildServices(ServiceCollection services)
-    {
-        var settings = new Settings();
-        settings.Load();
-
-        var tokenStore = new TokenStore(System.IO.Path.Combine(
-            System.Environment.GetFolderPath(System.Environment.SpecialFolder.ApplicationData),
-            "PostIt", "tokens.json"));
-
-        var api = new YavscApiClient(settings, tokenStore);
-        var client = new BlogApiClient(api, settings.BlogsApiUrl);
-        var circleClient = new CircleApiClient(api, settings.BlogsApiUrl);
-        var blogAclClient = new BlogAclApiClient(api, settings.BlogsApiUrl);
-        var userSearchClient = new UserSearchClient(api, settings.BlogsApiUrl);
-        var contactService = new ContactService();
-        var userDirectory = new UserDirectory(userSearchClient);
-
-
-        // Vues
-        services.AddTransient<MainPage>();
-        // SettingsPage is a singleton: there must be one and only one
-        // instance of the settings UI for the lifetime of the app.
-        // This guarantees that (a) the bindings always reflect the
-        // current in-memory Settings state, (b) the page already has
-        // its DataContext wired up at composition-root time (see
-        // below), and (c) PushPageAsync's anti-empilement guard sees
-        // the same instance across pushes, so a second Settings tap
-        // is a no-op rather than re-pushing the page. Transient would
-        // let the user accumulate stale SettingsPage instances on
-        // the navigation stack, each bound to a fresh
-        // SettingsViewModel and missing any in-flight edits.
-        services.AddSingleton<SettingsPage>();
-        services.AddTransient<HomePage>();
-        services.AddTransient<SignaturePage>();
-        services.AddTransient<CirclesPage>();
-        // Dialogs (modal-light pages): the ViewLocator resolves
-        // them when a caller pushes a PostAclDialogViewModel or
-        // AddCircleMemberDialogViewModel via App.PushPageAsync.
-        // App.PushPageAsync overwrites the page's DataContext with
-        // the caller-built VM, so the parameterless ctor is enough
-        // here — the parametrised ctors stay for direct test wiring.
-        services.AddTransient<PostAclDialog>();
-        services.AddTransient<AddCircleMemberDialog>();
-        // ViewModels
-        services.AddSingleton(settings);
-        services.AddSingleton<YavscApiClient>(api);
-        services.AddSingleton<IYavscApiClient>(api);
-        services.AddSingleton(client);
-        services.AddSingleton(circleClient);
-        services.AddSingleton(blogAclClient);
-        services.AddSingleton(userSearchClient);
-        services.AddSingleton<IContactService>(contactService);
-        services.AddSingleton<IUserDirectory>(userDirectory);
-        services.AddTransient<MainPageViewModel>();
-        services.AddTransient<HomePageViewModel>();
-        services.AddTransient<SignaturePageViewModel>();
-        services.AddTransient<CirclesPageViewModel>();
-
-        // Persistent session banner: one instance for the lifetime of
-        // the app so the same VM survives page navigation.
-        var sessionStatus = new SessionStatusViewModel { Api = api };
-        sessionStatus.Refresh();
-        services.AddSingleton(sessionStatus);
-        services.AddTransient<SessionStatusBanner>();
-
-        return services.BuildServiceProvider();
-    }
-
-    /// <summary>
-    /// Attach a pre-built DI container to this <see cref="App"/>
-    /// instance. Used by headless tests after
-    /// <see cref="BuildServices"/>; in production this happens
-    /// implicitly via <see cref="OnFrameworkInitializationCompleted"/>.
-    /// Idempotent w.r.t. <see cref="Settings.BindToServiceProvider"/>:
-    /// re-binding from a second App boot is a no-op.
-    /// </summary>
-    internal void AttachServiceProvider(IServiceProvider sp)
-    {
-        ServiceProvider = sp;
-        Settings.BindToServiceProvider(sp);
-    }
-
-    /// <summary>
-    /// Test-only hook: bind a concrete <see cref="MainWindow"/> so
     /// command-driven navigation paths (<see cref="PushPage"/>) can
     /// push onto a real <see cref="NavigationPage"/> in headless
     /// fixtures that do not run the full desktop lifetime bootstrap.
     /// </summary>
-    internal void AttachMainWindow(MainWindow mainWindow)
+    internal void AttachMainWindow(MainView mainView)
     {
-        window = mainWindow ?? throw new ArgumentNullException(nameof(mainWindow));
+        View = mainView ?? throw new ArgumentNullException(nameof(mainView));
     }
 
     private static void ApplyDarkMode(Settings settings)
@@ -253,6 +137,9 @@ public partial class App : Application
         var refreshed = await api.TrySilentLoginAsync().ConfigureAwait(true);
         var sessionStatus = provider.GetRequiredService<SessionStatusViewModel>();
         sessionStatus.Refresh();
+        var homePage = provider.GetRequiredService<HomePageViewModel>();
+        var app = (App)Current!;
+        await app.PushPageAsync(homePage);
         if (!refreshed) return;
 
         await PushMainPageAsync().ConfigureAwait(true);
@@ -266,11 +153,12 @@ public partial class App : Application
     /// (interactive login from the banner). Pulled out as a helper so
     /// the two callers can't drift apart.
     /// </summary>
-    public static Task PushMainPageAsync()
+    public static async Task PushMainPageAsync()
     {
-        var app = (App)Current;
+        var app = (App)Current!;
-        var mainVm = app.ServiceProvider.GetRequiredService<MainPageViewModel>();
+        var mainVm = app.ServiceProvider!.GetRequiredService<MainViewModel>();
-        return app.PushPageAsync(mainVm);
+        await mainVm.InitializeAsync();
+        await app.PushPageAsync(mainVm);
     }
 
     private bool TryHandOffCustomSchemeUrl()
@@ -305,53 +193,8 @@ public partial class App : Application
         return true;
     }
 
-    internal void PushPage(ViewModelBase vm)
-    {
-        _ = PushPageAsync(vm);
-    }
-
-    internal Task PushPageAsync(ViewModelBase vm)
-    {
-        if (window is null)
-        {
-            throw new InvalidOperationException("MainWindow is not initialized yet.");
-        }
-
-        var template = DataTemplates.FirstOrDefault(t => t.Match(vm));
-        if (template is null)
-        {
-            throw new InvalidOperationException($"No IDataTemplate found for {vm.GetType().Name}.");
-        }
-
-        var view = template.Build(vm);
-        if (view is null)
-        {
-            throw new InvalidOperationException(
-                $"Template for {vm.GetType().Name} returned <null>.");
-        }
-
-        var page = view as Page;
-        if (page is null)
-        {
-            // NavigationPage expects Page instances. Wrap any fallback control
-            // (e.g. ViewLocator error TextBlock) into a ContentPage so it can render.
-            page = new ContentPage { Content = view };
-        }
-
-        page.DataContext = vm;
-
-        // Avoid stacking the same singleton page twice (e.g. SettingsPage).
-        var stack = window.NavRoot.NavigationStack;
-        if (stack.Count > 0 && ReferenceEquals(stack[stack.Count - 1], page))
-        {
-            return Task.CompletedTask;
-        }
-
-        return window.NavRoot.PushAsync(page);
-    }
-
     internal async Task GoBackAsync()
     {
-        await window.NavRoot.PopAsync();
+        await View!.NavRoot.PopAsync();
     }
 }

src/PostIt/PostIt/Helpers/ServiceCollectionHelpers.cs

@@ -0,0 +1,77 @@
+using System;
+using Microsoft.Extensions.DependencyInjection;
+using PostIt.Services;
+using PostIt.ViewModels;
+using PostIt.Views;
+using Yavsc.Api.Client;
+
+namespace PostIt.Helpers;
+
+public static class ServiceCollectionHelpers
+{
+    public static IServiceProvider BuildServices(this ServiceCollection services)
+    {
+        var settings = new Settings();
+        settings.Load();
+
+        var tokenStore = new TokenStore(System.IO.Path.Combine(
+            System.Environment.GetFolderPath(System.Environment.SpecialFolder.ApplicationData),
+            "PostIt", "tokens.json"));
+
+        var api = new YavscApiClient(settings, tokenStore);
+        var client = new BlogApiClient(api, settings.BlogsApiUrl);
+        var circleClient = new CircleApiClient(api, settings.BlogsApiUrl);
+        var blogAclClient = new BlogAclApiClient(api, settings.BlogsApiUrl);
+        var userSearchClient = new UserSearchClient(api, settings.BlogsApiUrl);
+        var userDirectory = new UserDirectory(userSearchClient);
+
+        // Vues
+        services.AddSingleton<MainView>();
+        services.AddSingleton<MainPage>();
+        services.AddSingleton<MainWindow>();
+
+        // SettingsPage is a singleton: there must be one and only one
+        // instance of the settings UI for the lifetime of the app.
+        // This guarantees that (a) the bindings always reflect the
+        // current in-memory Settings state, (b) the page already has
+        // its DataContext wired up at composition-root time (see
+        // below), and (c) PushPageAsync's anti-empilement guard sees
+        // the same instance across pushes, so a second Settings tap
+        // is a no-op rather than re-pushing the page. Transient would
+        // let the user accumulate stale SettingsPage instances on
+        // the navigation stack, each bound to a fresh
+        // SettingsViewModel and missing any in-flight edits.
+        services.AddSingleton<SettingsPage>();
+        services.AddSingleton<HomePage>();
+        services.AddSingleton<SignaturePage>();
+        services.AddSingleton<CirclesPage>();
+        // ViewModels
+        services.AddSingleton(settings);
+        services.AddSingleton<YavscApiClient>(api);
+        services.AddSingleton(client);
+        services.AddSingleton(circleClient);
+        services.AddSingleton(blogAclClient);
+        services.AddSingleton(userSearchClient);
+        services.AddSingleton<IUserDirectory>(userDirectory);
+        services.AddSingleton<HomePageViewModel>();
+        services.AddSingleton<SignaturePageViewModel>();
+        services.AddSingleton<CirclesPageViewModel>();
+
+        // Dialogs (modal-light pages): the ViewLocator resolves
+        // them when a caller pushes a PostAclDialogViewModel or
+        // AddCircleMemberDialogViewModel via App.PushPageAsync.
+        // App.PushPageAsync overwrites the page's DataContext with
+        // the caller-built VM, so the parameterless ctor is enough
+        // here — the parametrised ctors stay for direct test wiring.
+        services.AddTransient<PostAclDialog>();
+        services.AddTransient<AddCircleMemberDialog>();
+        // Persistent session banner: one instance for the lifetime of
+        // the app so the same VM survives page navigation.
+        var sessionStatus = new SessionStatusViewModel { Api = api };
+        sessionStatus.Refresh();
+        services.AddSingleton(sessionStatus);
+        services.AddSingleton<SessionStatusBanner>();
+        services.AddSingleton<MainViewModel>();
+        return services.BuildServiceProvider();
+    }
+}

src/PostIt/PostIt/Helpers/ViewModelBaseHelpers.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+using Avalonia.Controls;
+using PostIt.ViewModels;
+
+namespace PostIt.Helpers;
+
+public static class ViewModelBaseHelpers
+{
+    public static async Task PushPageAsync(this App app, ViewModelBase vm)
+    {
+        var window = app.View;
+        if (window is null)
+        {
+            throw new InvalidOperationException("MainWindow is not initialized yet.");
+        }
+
+        var template = app.DataTemplates.FirstOrDefault(t => t.Match(vm));
+        if (template is null)
+        {
+            throw new InvalidOperationException($"No IDataTemplate found for {vm.GetType().Name}.");
+        }
+
+        var view = template.Build(vm);
+        if (view is null)
+        {
+            throw new InvalidOperationException(
+                $"Template for {vm.GetType().Name} returned <null>.");
+        }
+
+        var page = view as Page;
+        if (page is null)
+        {
+            // NavigationPage expects Page instances. Wrap any fallback control
+            // (e.g. ViewLocator error TextBlock) into a ContentPage so it can render.
+            page = new ContentPage { Content = view };
+        }
+
+        page.DataContext = vm;
+
+        // Avoid stacking the same singleton page twice (e.g. SettingsPage).
+        var stack = window.NavRoot.NavigationStack;
+        if (stack.Count > 0 && ReferenceEquals(stack[stack.Count - 1], page))
+        {
+            return;
+        }
+
+        await window.NavRoot.PushAsync(page);
+    }
+}

src/PostIt/PostIt/PostIt.csproj

@@ -3,30 +3,14 @@
     <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <LangVersion>latest</LangVersion>
-    <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
     <AssemblyVersion>1.1.0.0</AssemblyVersion>
     <FileVersion>1.1.0.0</FileVersion>
-    <InformationalVersion>1.1.0-beta.1+1.Branch.release-1.0.8-rc1.Sha.1167169aa89e1bf25290e9a152d27b357a500ab3</InformationalVersion>
+    <InformationalVersion>1.1.0-beta.1+183.Branch.release-1.0.8-rc8.Sha.6cff3db32ecf72c0d2d430b7002fa7816a34e070</InformationalVersion>
     <Version>1.1.0-beta.1</Version>
   </PropertyGroup>
   <ItemGroup>
     <AvaloniaResource Include="Assets\**" />
   </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="Avalonia" />
-    <PackageReference Include="Avalonia.Themes.Fluent" />
-    <PackageReference Include="Avalonia.Fonts.Inter" />
-    <PackageReference Include="Avalonia.AvaloniaEdit" />
-    <PackageReference Include="AvaloniaUI.DiagnosticsSupport">
-      <IncludeAssets Condition="'$(Configuration)' != 'Debug'">None</IncludeAssets>
-      <PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
-    </PackageReference>
-    <PackageReference Include="CommunityToolkit.Mvvm" />
-    <PackageReference Include="IdentityModel.OidcClient" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" />
-    <ProjectReference Include="../../Yavsc.Abstract/Yavsc.Abstract.csproj" />
-    <ProjectReference Include="../../Yavsc.Api.Client/Yavsc.Api.Client.csproj" />
-  </ItemGroup>
   <ItemGroup>
     <Content Include="postit-settings.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
@@ -38,6 +22,19 @@
     </EmbeddedResource>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="GitVersion.MsBuild" />
+    <PackageReference Include="Avalonia" />
+    <PackageReference Include="Avalonia.Themes.Fluent" />
+    <PackageReference Include="Avalonia.Fonts.Inter" />
+    <PackageReference Include="AvaloniaUI.DiagnosticsSupport">
+      <IncludeAssets Condition="'$(Configuration)' != 'Debug'">None</IncludeAssets>
+      <PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="CommunityToolkit.Mvvm" />
+    <PackageReference Include="IdentityModel.OidcClient" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="../../Yavsc.Abstract/Yavsc.Abstract.csproj" />
+    <ProjectReference Include="../../Yavsc.Api.Client/Yavsc.Api.Client.csproj" />
   </ItemGroup>
 </Project>

src/PostIt/PostIt/Services/ContactService.Desktop.cs

@@ -1,36 +0,0 @@
-#if !ANDROID && !IOS
-using System;
-using System.Collections.Generic;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace PostIt.Services;
-
-/// <summary>
-/// Desktop stub for <see cref="IContactService"/>.
-///
-/// <para>The desktop has no equivalent of the mobile address
-/// book (no <c>Contacts.Default</c>, no CardDAV out of the
-/// box). Rather than synthesise a list from a different
-/// source, this provider returns an empty list and lets the
-/// UI render an honest "no local contacts on this platform"
-/// message.</para>
-///
-/// <para>If desktop users want to invite people who aren't
-/// Yavsc members, that flow goes through a separate path
-/// (manual email entry + invitation endpoint) — not through
-/// <see cref="IContactService"/>. Finding existing Yavsc
-/// members is <see cref="IUserDirectory"/>'s job, not this
-/// one's.</para>
-///
-/// <para>Future CardDAV / Google Contacts / Exchange
-/// providers can plug in here as additional
-/// <see cref="IContactService"/> implementations selected
-/// from DI by configuration.</para>
-/// </summary>
-public sealed class ContactService : IContactService
-{
-    public Task<IReadOnlyList<ContactDto>> GetDeviceContactsAsync(CancellationToken ct = default)
-        => Task.FromResult<IReadOnlyList<ContactDto>>(Array.Empty<ContactDto>());
-}
-#endif

src/PostIt/PostIt/Services/Platform.cs

@@ -21,14 +21,14 @@ public static class Platform
     /// override this property at startup (e.g. PostIt.Android sets
     /// it to <c>android://postit-signin</c>).
     /// </summary>
-    public static string DefaultRedirectUri { get; set; } = "postit://callback";
+    public const string RedirectUri = "postit://callback";
 
     /// <summary>
     /// Scheme prefix the <see cref="CustomSchemeBrowser"/> matches
     /// against <c>BrowserOptions.EndUrl</c>. Overridable for apps
     /// that want to register their own scheme.
     /// </summary>
-    public static string CustomScheme { get; set; } = "postit";
+    public const string CustomScheme = "postit";
 
     /// <summary>
     /// Constructs a fresh <see cref="IBrowser"/> for the running platform.

src/PostIt/PostIt/Services/UiDispatcher.cs

@@ -1,72 +0,0 @@
-using System;
-using System.Threading.Tasks;
-using Avalonia.Threading;
-
-namespace PostIt.Services;
-
-/// <summary>
-/// Tiny marshalling helper around <see cref="Dispatcher.UIThread"/> so
-/// the rest of the codebase does not have to import Avalonia.Threading
-/// directly. We want exactly one place that decides "is the current
-/// thread the Avalonia UI thread, and if not, post there" so that
-/// <see cref="ObservableObject"/>-derived types (Settings, the various
-/// ViewModels) can fire <c>PropertyChanged</c> safely from background
-/// work — which is exactly the cross-thread case that previously blew
-/// up inside <c>DataValidationErrors.SetErrors</c> on Avalonia 11.
-///
-/// The helper is intentionally tiny: a sync post when we are off the
-/// UI thread, a no-op when we are already on it, and an async fire-
-/// and-forget variant for places where awaiting would deadlock the
-/// caller (e.g. <c>Settings.Load</c> continuation paths).
-/// </summary>
-public static class UiDispatcher
-{
-    /// <summary>
-    /// True when the calling thread is the Avalonia UI thread. Property
-    /// setters that touch bindings should check this before mutating
-    /// state; the safe path is <see cref="InvokeIfNeeded"/>.
-    /// </summary>
-    public static bool IsOnUiThread => Dispatcher.UIThread.CheckAccess();
-
-    /// <summary>
-    /// Run <paramref name="action"/> on the UI thread. If the caller is
-    /// already on the UI thread, run synchronously to preserve stack
-    /// traces and ordering; otherwise post to the dispatcher and wait.
-    /// Never throws on shutdown — a missing dispatcher is treated as
-    /// "best-effort skipped", matching Avalonia's own behaviour when
-    /// the application lifetime has been torn down.
-    /// </summary>
-    public static void InvokeIfNeeded(Action action)
-    {
-        if (action is null) return;
-        if (IsOnUiThread) { action(); return; }
-        try { Dispatcher.UIThread.Post(action, DispatcherPriority.Normal); }
-        catch (InvalidOperationException) { /* dispatcher gone, nothing to do */ }
-    }
-
-    /// <summary>
-    /// Fire-and-forget variant: schedules <paramref name="action"/> on
-    /// the UI thread but does not block the caller. Use this from
-    /// background workers (OIDC discovery, HTTP callbacks, file I/O)
-    /// where awaiting the dispatcher would deadlock the calling sync
-    /// context.
-    /// </summary>
-    public static void Post(Action action)
-    {
-        if (action is null) return;
-        try { Dispatcher.UIThread.Post(action, DispatcherPriority.Normal); }
-        catch (InvalidOperationException) { /* dispatcher gone */ }
-    }
-
-    /// <summary>
-    /// Awaitable variant. Useful inside <c>async</c> ViewModel methods
-    /// that must touch bindings only after the dispatcher has processed
-    /// a queued update (e.g. "load file then refresh observable state").
-    /// </summary>
-    public static Task InvokeAsync(Action action)
-    {
-        if (action is null) return Task.CompletedTask;
-        if (IsOnUiThread) { action(); return Task.CompletedTask; }
-        return Dispatcher.UIThread.InvokeAsync(action, DispatcherPriority.Normal).GetTask();
-    }
-}

src/PostIt/PostIt/Services/YavscApiClient.cs

@@ -3,7 +3,6 @@ using System.Net;
 using System.Net.Http;
 using System.Net.Http.Headers;
 using System.Net.Http.Json;
-using System.Text;
 using System.Text.Json;
 using System.Threading;
 using System.Threading.Tasks;

src/PostIt/PostIt/ViewLocator.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 using Avalonia.Controls;
 using Avalonia.Controls.Templates;
 using Microsoft.Extensions.DependencyInjection;
@@ -10,15 +11,11 @@ namespace PostIt;
 /// <summary>
 /// Given a view model, returns the corresponding view if possible.
 /// </summary>
-
+[RequiresUnreferencedCode(
+    "Default implementation of ViewLocator involves reflection which may be trimmed away.",
+    Url = "https://docs.avaloniaui.net/docs/concepts/view-locator")]
 public class ViewLocator : IDataTemplate
 {
-     private readonly IServiceProvider _services;
-
-    public ViewLocator(IServiceProvider services)
-    {
-        _services = services;
-    }
 
      public Control Build(object? data)
     {
@@ -32,17 +29,20 @@ public class ViewLocator : IDataTemplate
         }
     }
 
+
     private Control BuildCore(object? data)
     {
+        var app = App.Current as App;
+        var services = app!.ServiceProvider!;
         return data switch
         {
-            MainPageViewModel => _services.GetRequiredService<MainPage>(),
+            MainViewModel => services.GetRequiredService<MainPage>(),
-            Settings => _services.GetRequiredService<SettingsPage>(),
+            Settings => services.GetRequiredService<SettingsPage>(),
-            HomePageViewModel => _services.GetRequiredService<HomePage>(),
+            HomePageViewModel => services.GetRequiredService<HomePage>(),
-            SignaturePageViewModel => _services.GetRequiredService<SignaturePage>(),
+            SignaturePageViewModel => services.GetRequiredService<SignaturePage>(),
-            AddCircleMemberDialogViewModel => _services.GetRequiredService<AddCircleMemberDialog>(),
+            AddCircleMemberDialogViewModel => services.GetRequiredService<AddCircleMemberDialog>(),
-            CirclesPageViewModel => _services.GetRequiredService<CirclesPage>(),
+            CirclesPageViewModel => services.GetRequiredService<CirclesPage>(),
-            PostAclDialogViewModel => _services.GetRequiredService<PostAclDialog>(),
+            PostAclDialogViewModel => services.GetRequiredService<PostAclDialog>(),
             null => new TextBlock { Text = "No view for <null>" },
             _ => new TextBlock { Text = $"No view for {data.GetType().Name}" }
         };

src/PostIt/PostIt/ViewModels/AddCircleMemberDialogViewModel.cs

@@ -5,7 +5,6 @@ using System.Threading.Tasks;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 using PostIt.Services;
-using PostIt.Views;
 using Yavsc.Api.Client;
 
 namespace PostIt.ViewModels;

src/PostIt/PostIt/ViewModels/CirclesPageViewModel.cs

@@ -5,6 +5,7 @@ using Avalonia;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 using Microsoft.Extensions.DependencyInjection;
+using PostIt.Helpers;
 using PostIt.Services;
 using Yavsc.Api.Client;
 using Yavsc.Api.Client.Dtos;

src/PostIt/PostIt/ViewModels/HomePageViewModel.cs

@@ -1,6 +1,4 @@
 using CommunityToolkit.Mvvm.Input;
-using Microsoft.Extensions.DependencyInjection;
-using PostIt;
 using PostIt.Services;
 namespace PostIt.ViewModels;
 

src/PostIt/PostIt/ViewModels/MainViewModel.cs

@@ -8,12 +8,11 @@ using CommunityToolkit.Mvvm.Input;
 using Microsoft.Extensions.DependencyInjection;
 using Yavsc.Blogspot;
 using Yavsc.Api.Client;
-using PostIt.Services;
+using PostIt.Helpers;
-using PostIt.Views;
 
 namespace PostIt.ViewModels;
 
-public partial class MainPageViewModel : ViewModelBase
+public partial class MainViewModel : ViewModelBase
 {
     /// <summary>Window/tab title. Cosmetic — bound by
     /// <c>MainPage.axaml</c> if at all. Not the post title.</summary>
@@ -49,7 +48,7 @@ public partial class MainPageViewModel : ViewModelBase
     /// mutable field. Toggling is its own action.</summary>
     [ObservableProperty]
     public partial bool DraftIsPublished { get; set; }
-
+    public bool IsLoaded { get; private set; }
     public Settings SettingsModel { get; }
 
     [ObservableProperty]
@@ -73,6 +72,218 @@ public partial class MainPageViewModel : ViewModelBase
     [ObservableProperty]
     public partial Settings Settings { get; private set; }
 
+    [RelayCommand]
+    internal async Task RefreshAsync()
+    {
+        await ExecuteAsync(async () =>
+        {
+            var posts = await BlogClient!.GetPostsAsync();
+            Posts.Clear();
+            foreach (var post in posts.OrderByDescending(p => p.DateModified))
+            {
+                Posts.Add(post);
+            }
+            ApplyFilter();
+            StatusMessage = $"Loaded {Posts.Count} posts.";
+        });
+    }
+
+    [RelayCommand]
+    internal async Task SearchAsync() {
+        await RefreshAsync();
+        ApplyFilter();
+    }
+
+    [RelayCommand]
+    internal async Task SaveAsync()
+    {
+        // The button is already disabled when the title is empty
+        // (see CanSave), but the test path (and any programmatic
+        // ICommand.Execute) bypasses CanExecute, so we still
+        // guard here. Better to no-op with a status message
+        // than to send a request the server will reject.
+        if (string.IsNullOrWhiteSpace(DraftTitle))
+        {
+            StatusMessage = "Title is required.";
+            return;
+        }
+
+        await ExecuteAsync(async () =>
+        {
+            // Build a fresh BlogPostDto from the editor buffer on
+            // every Save — we no longer mutate SelectedPost in
+            // place. The previous behaviour copied the buffer
+            // (which was a no-op when SelectedPost was null)
+            // back onto the model and relied on a
+            // [Required] violation to surface the missing
+            // input; the new shape keeps the editor buffer as
+            // the single source of truth for outgoing payloads
+            // and the selected post as a read-only hint for
+            // the update path.
+            if (SelectedPost is null || SelectedPost.Id == 0)
+            {
+                var draft = new BlogPostDto
+                {
+                    Title = DraftTitle,
+                    Article = DraftArticle ?? string.Empty,
+                    DateCreated = DateTime.UtcNow,
+                    DateModified = DateTime.UtcNow,
+                    IsPublished = DraftIsPublished
+                };
+                var created = await BlogClient!.CreatePostAsync(draft);
+                if (created is not null)
+                {
+                    SelectedPost = created;
+                    StatusMessage = $"Created post {created.Id}.";
+                }
+            }
+            else
+            {
+                var update = new BlogPostDto
+                {
+                    Id = SelectedPost.Id,
+                    AuthorId = SelectedPost.AuthorId,
+                    Photo = SelectedPost.Photo,
+                    Title = DraftTitle,
+                    Article = DraftArticle ?? string.Empty,
+                    DateCreated = SelectedPost.DateCreated,
+                    DateModified = DateTime.UtcNow,
+                };
+                await BlogClient!.UpdatePostAsync(SelectedPost.Id, update);
+                StatusMessage = $"Saved post {SelectedPost.Id}.";
+            }
+
+            await RefreshPostsAsync();
+        });
+    }
+
+    [RelayCommand]
+    internal async Task DeleteAsync()
+    {
+        if (SelectedPost is null || SelectedPost.Id == 0)
+        {
+            StatusMessage = "Select an existing post before deleting.";
+            return;
+        }
+
+        await ExecuteAsync(async () =>
+        {
+            await BlogClient!.DeletePostAsync(SelectedPost.Id);
+            StatusMessage = $"Deleted post {SelectedPost.Id}.";
+            SelectedPost = null;
+            await RefreshPostsAsync();
+        });
+    }
+
+    /// <summary>
+    /// Toggle the publication state of the currently selected
+    /// post. Pushes the new state to
+    /// <c>PUT /api/BlogApi/{id}/publish</c> and reflects it
+    /// locally in <see cref="DraftIsPublished"/> + the
+    /// selected post so the UI updates without a full
+    /// refresh.
+    ///
+    /// <para>The toggle is its own action — separate from Save
+    /// — because <c>Publish</c> is not part of the
+    /// <c>BlogPostDto</c> payload. Bundling it into Save
+    /// would require a wire-shape change and a second server
+    /// overload; the dedicated endpoint keeps the wire
+    /// contract clean.</para>
+    /// </summary>
+    public async Task SetPublishStateAsync(bool publish)
+    {
+        if (SelectedPost is null || SelectedPost.Id == 0)
+        {
+            StatusMessage = "Sélectionnez un billet existant pour changer sa publication.";
+            return;
+        }
+
+        await ExecuteAsync(async () =>
+        {
+            // The checkbox updates DraftIsPublished before the command is
+            // executed. Using the current bound value avoids the
+            // double-toggle bug in which the UI has already flipped the
+            // state and the command flips it again.
+            await BlogClient!.SetPublishAsync(SelectedPost.Id, publish);
+            DraftIsPublished = publish;
+            // Mirror into the selected post so a subsequent
+            // RefreshPostsAsync() doesn't blow away the
+            // locally flipped state until the round-trip
+            // re-hydrates it.
+            SelectedPost.IsPublished = publish;
+            StatusMessage = publish
+                ? $"Billet {SelectedPost.Id} publié."
+                : $"Billet {SelectedPost.Id} remis en brouillon.";
+        });
+    }
+
+    [RelayCommand]
+    internal async Task TogglePublishAsync()
+    {
+        await SetPublishStateAsync(DraftIsPublished);
+    }
+
+    /// <summary>
+    /// DEV ONLY: open the signature capture page. The production
+    /// entry point is a SignalR push from Yavsc.Org ("devis
+    /// received, sign here"); this command is the dev-time
+    /// shortcut to reach the page without that infrastructure.
+    /// Aligned on the same VM-first navigation pattern as
+    /// <see cref="OpenSettings"/>: the VM resolves the target VM
+    /// through <see cref="Services"/>, the <c>ViewLocator</c> picks
+    /// the matching <c>Control</c> at bind time. No
+    /// <c>Click</code> handler, no <c>App.ServiceProvider</c>
+    /// access from the view layer.
+    /// </summary>
+    [RelayCommand]
+    internal async Task OpenSignatureDevAsync()
+    {
+        await ((App)App.Current!).PushPageAsync(SignatureModel).ConfigureAwait(true);
+    }
+
+
+    [RelayCommand(CanExecute = nameof(CanManageAcl))]
+    public async Task ManageAclAsync()
+    {
+        if (SelectedPost is null)
+        {
+            StatusMessage = "Select an existing post before managing ACL.";
+            return;
+        }
+
+        var postForAcl = SelectedPost;
+        try
+        {
+            var detailed = await BlogClient!.GetPostAsync(SelectedPost.Id).ConfigureAwait(true);
+            if (detailed is not null)
+            {
+                postForAcl = detailed;
+                SelectedPost = detailed;
+            }
+        }
+        catch
+        {
+            // Keep the dialog usable even if the detail refresh fails.
+        }
+
+        await ((App)App.Current!).PushPageAsync(GetACLViewModel(postForAcl)).ConfigureAwait(true);
+    }
+
+    [RelayCommand]
+    public async Task OpenCirclesAsync()
+    {
+        var circlesVm = ResolveServices().GetRequiredService<CirclesPageViewModel>();
+        await ((App)App.Current!).PushPageAsync(circlesVm).ConfigureAwait(true);
+    }
+
+    private ViewModelBase GetACLViewModel(BlogPostDto selectedPost)
+    {
+        var sp = ResolveServices();
+        var aclClient = sp.GetRequiredService<BlogAclApiClient>();
+        var circleClient = sp.GetRequiredService<CircleApiClient>();
+        return new PostAclDialogViewModel(selectedPost, aclClient, circleClient);
+    }
+
     /// <summary>
     /// API surface that hits the Yavsc.Blogs deployment at
     /// <see cref="Settings.ApiUrl"/>. Owned and constructed by
@@ -122,21 +333,27 @@ public partial class MainPageViewModel : ViewModelBase
     }
 
 
-    public MainPageViewModel()
+    public MainViewModel()
     {
-        Init(null);
         SettingsModel = new Settings();
+        Init(SettingsModel);
         BlogClient = null;
     }
 
     private void Init(Settings? settings)
     {
-        SearchText = string.Empty;
         Posts = new ObservableCollection<BlogPostDto>();
         FilteredPosts = new ObservableCollection<BlogPostDto>();
         SelectedPost = null;
         IsBusy = false;
         StatusMessage = "Ready";
+        Settings = settings ?? new Settings();
+        SearchText = Settings.SearchText;
+        WindowTitle = "PostIt";
+        DraftTitle = string.Empty;
+        DraftArticle = string.Empty;
+        DraftIsPublished = false;
+        IsLoaded = false;
         // Production path: DI injects the canonical Settings singleton
         // and we use it as-is. Test path: tests call this constructor
         // without a Settings argument; we fall back to a fresh
@@ -147,11 +364,16 @@ public partial class MainPageViewModel : ViewModelBase
         // sink; that crash is fixed in Settings.OnPropertyChanged
         // (thread-safe dispatcher marshalling) so the duplicate
         // instance is now merely wasteful, not dangerous.
-        Settings = settings ?? new Settings();
+
-        WindowTitle = "PostIt";
+        Settings.PropertyChanged += (s, e) =>
-        DraftTitle = string.Empty;
+        {
-        DraftArticle = string.Empty;
+            if (e.PropertyName == nameof(Settings.SearchText))
-        DraftIsPublished = false;
+            {
+                SearchText = Settings.SearchText;
+                ApplyFilter();
+            }
+        };
+
     }
 
     /// <summary>Save is enabled as soon as the user has typed
@@ -171,16 +393,22 @@ public partial class MainPageViewModel : ViewModelBase
     /// <see cref="BlogApiClient"/>. Production code uses the
     /// (Settings, BlogApiClient) overload below.
     /// </summary>
-    public MainPageViewModel(BlogApiClient blogClient, Settings? settings = null, IServiceProvider? services = null)
+    public MainViewModel(BlogApiClient blogClient, Settings? settings = null, IServiceProvider? services = null)
     {
         SettingsModel = new Settings();
         BlogClient = blogClient ?? throw new ArgumentNullException(nameof(blogClient)); ;
         Services = services;
-
         Init(settings);
     }
 
-    partial void OnSearchTextChanged(string value) => ApplyFilter();
+    partial void OnSearchTextChanged(string value)
+    {
+        if (Settings is not null && Settings.SearchText != value)
+        {
+            Settings.SearchText = value;
+        }
+        ApplyFilter();
+    }
 
     partial void OnSelectedPostChanged(BlogPostDto? value)
     {
@@ -207,174 +435,10 @@ public partial class MainPageViewModel : ViewModelBase
     partial void OnDraftTitleChanged(string value) => SaveCommand.NotifyCanExecuteChanged();
     partial void OnDraftArticleChanged(string value) => SaveCommand.NotifyCanExecuteChanged();
 
-    [RelayCommand]
-    internal async Task LoadPosts()
-    {
-        await ExecuteAsync(async () =>
-        {
-            var posts = await BlogClient.GetPostsAsync();
-            Posts.Clear();
-            foreach (var post in posts.OrderByDescending(p => p.DateModified))
-            {
-                Posts.Add(post);
-            }
-            ApplyFilter();
-            StatusMessage = $"Loaded {Posts.Count} posts.";
-        });
-    }
-
-    [RelayCommand]
-    internal void Search() => ApplyFilter();
-
-    [RelayCommand]
-    internal async Task Save()
-    {
-        // The button is already disabled when the title is empty
-        // (see CanSave), but the test path (and any programmatic
-        // ICommand.Execute) bypasses CanExecute, so we still
-        // guard here. Better to no-op with a status message
-        // than to send a request the server will reject.
-        if (string.IsNullOrWhiteSpace(DraftTitle))
-        {
-            StatusMessage = "Title is required.";
-            return;
-        }
-
-        await ExecuteAsync(async () =>
-        {
-            // Build a fresh BlogPostDto from the editor buffer on
-            // every Save — we no longer mutate SelectedPost in
-            // place. The previous behaviour copied the buffer
-            // (which was a no-op when SelectedPost was null)
-            // back onto the model and relied on a
-            // [Required] violation to surface the missing
-            // input; the new shape keeps the editor buffer as
-            // the single source of truth for outgoing payloads
-            // and the selected post as a read-only hint for
-            // the update path.
-            if (SelectedPost is null || SelectedPost.Id == 0)
-            {
-                var draft = new BlogPostDto
-                {
-                    Title = DraftTitle,
-                    Article = DraftArticle ?? string.Empty,
-                    DateCreated = DateTime.UtcNow,
-                    DateModified = DateTime.UtcNow,
-                };
-                var created = await BlogClient.CreatePostAsync(draft);
-                if (created is not null)
-                {
-                    SelectedPost = created;
-                    StatusMessage = $"Created post {created.Id}.";
-                }
-            }
-            else
-            {
-                var update = new BlogPostDto
-                {
-                    Id = SelectedPost.Id,
-                    AuthorId = SelectedPost.AuthorId,
-                    Photo = SelectedPost.Photo,
-                    Title = DraftTitle,
-                    Article = DraftArticle ?? string.Empty,
-                    DateCreated = SelectedPost.DateCreated,
-                    DateModified = DateTime.UtcNow,
-                };
-                await BlogClient.UpdatePostAsync(SelectedPost.Id, update);
-                StatusMessage = $"Saved post {SelectedPost.Id}.";
-            }
-
-            await RefreshPostsAsync();
-        });
-    }
-
-    [RelayCommand]
-    internal async Task Delete()
-    {
-        if (SelectedPost is null || SelectedPost.Id == 0)
-        {
-            StatusMessage = "Select an existing post before deleting.";
-            return;
-        }
-
-        await ExecuteAsync(async () =>
-        {
-            await BlogClient.DeletePostAsync(SelectedPost.Id);
-            StatusMessage = $"Deleted post {SelectedPost.Id}.";
-            SelectedPost = null;
-            await RefreshPostsAsync();
-        });
-    }
-
-    /// <summary>
-    /// Toggle the publication state of the currently selected
-    /// post. Pushes the new state to
-    /// <c>PUT /api/BlogApi/{id}/publish</c> and reflects it
-    /// locally in <see cref="DraftIsPublished"/> + the
-    /// selected post so the UI updates without a full
-    /// refresh.
-    ///
-    /// <para>The toggle is its own action — separate from Save
-    /// — because <c>Publish</c> is not part of the
-    /// <c>BlogPostDto</c> payload. Bundling it into Save
-    /// would require a wire-shape change and a second server
-    /// overload; the dedicated endpoint keeps the wire
-    /// contract clean.</para>
-    /// </summary>
-    [RelayCommand]
-    internal async Task TogglePublish()
-    {
-        if (SelectedPost is null || SelectedPost.Id == 0)
-        {
-            StatusMessage = "Sélectionnez un billet existant pour changer sa publication.";
-            return;
-        }
-
-        await ExecuteAsync(async () =>
-        {
-            var desired = !DraftIsPublished;
-            await BlogClient.SetPublishAsync(SelectedPost.Id, desired);
-            DraftIsPublished = desired;
-            // Mirror into the selected post so a subsequent
-            // RefreshPostsAsync() doesn't blow away the
-            // locally flipped state until the round-trip
-            // re-hydrates it.
-            SelectedPost.IsPublished = desired;
-            StatusMessage = desired
-                ? $"Billet {SelectedPost.Id} publié."
-                : $"Billet {SelectedPost.Id} remis en brouillon.";
-        });
-    }
-
-    /// <summary>
-    /// DEV ONLY: open the signature capture page. The production
-    /// entry point is a SignalR push from Yavsc.Org ("devis
-    /// received, sign here"); this command is the dev-time
-    /// shortcut to reach the page without that infrastructure.
-    /// Aligned on the same VM-first navigation pattern as
-    /// <see cref="OpenSettings"/>: the VM resolves the target VM
-    /// through <see cref="Services"/>, the <c>ViewLocator</c> picks
-    /// the matching <c>Control</c> at bind time. No
-    /// <c>Click</code> handler, no <c>App.ServiceProvider</c>
-    /// access from the view layer.
-    /// </summary>
-    [RelayCommand]
-    internal async Task OpenSignatureDev()
-    {
-        await ((App)App.Current!).PushPageAsync(SignatureModel).ConfigureAwait(true);
-    }
-
-    private ViewModelBase GetACLViewModel(BlogPostDto selectedPost)
-    {
-        var sp = ResolveServices();
-        var aclClient = sp.GetRequiredService<BlogAclApiClient>();
-        var circleClient = sp.GetRequiredService<CircleApiClient>();
-        return new PostAclDialogViewModel(selectedPost, aclClient, circleClient);
-    }
 
     private async Task RefreshPostsAsync()
     {
-        var posts = await BlogClient.GetPostsAsync();
+        var posts = await BlogClient!.GetPostsAsync();
         Posts.Clear();
         foreach (var post in posts.OrderByDescending(p => p.DateModified))
         {
@@ -427,28 +491,18 @@ public partial class MainPageViewModel : ViewModelBase
 
     private void UpdateCommandStates()
     {
-        LoadPostsCommand.NotifyCanExecuteChanged();
+        RefreshCommand.NotifyCanExecuteChanged();
         SaveCommand.NotifyCanExecuteChanged();
         DeleteCommand.NotifyCanExecuteChanged();
     }
 
 
-
+    internal async Task InitializeAsync()
-    [RelayCommand(CanExecute = nameof(CanManageAcl))]
-    public async Task ManageAcl()
     {
-        if (SelectedPost is null)
+        if (!IsLoaded)
         {
-            StatusMessage = "Select an existing post before managing ACL.";
+            await RefreshAsync();
-            return;
+            IsLoaded = true;
         }
-        await ((App)App.Current!).PushPageAsync(GetACLViewModel(SelectedPost)).ConfigureAwait(true);
-    }
-
-    [RelayCommand]
-    public async Task OpenCircles()
-    {
-        var circlesVm = ResolveServices().GetRequiredService<CirclesPageViewModel>();
-        await ((App)App.Current!).PushPageAsync(circlesVm).ConfigureAwait(true);
     }
 }

src/PostIt/PostIt/ViewModels/PostAclDialogViewModel.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.Linq;
+using System.Net;
 using System.Threading.Tasks;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
@@ -8,9 +10,17 @@ using Yavsc.Blogspot;
 using Yavsc.Api.Client;
 using Yavsc.Api.Client.Dtos;
 using Yavsc.Abstract.BlogSpot;
+using Yavsc.Abstract.Identity.Security;
+using System.Net.Http;
 
 namespace PostIt.ViewModels;
 
+public sealed class PostAclEntry
+{
+    public long CircleId { get; init; }
+    public string CircleName { get; init; } = string.Empty;
+}
+
 /// <summary>
 /// View model for the "Gérer l'ACL" modal of a single blog post.
 ///
@@ -41,7 +51,7 @@ public partial class PostAclDialogViewModel : ViewModelBase
     MyCircles { get; set; } = new();
 
     [ObservableProperty]
-    public partial ObservableCollection<PostAccessControlRulePayload>
+    public partial ObservableCollection<PostAclEntry>
     AclEntries { get; set; } = new();
 
     [ObservableProperty]
@@ -77,6 +87,9 @@ public partial class PostAclDialogViewModel : ViewModelBase
         Post = post ?? throw new ArgumentNullException(nameof(post));
         _aclClient = aclClient ?? throw new ArgumentNullException(nameof(aclClient));
         _circleClient = circleClient ?? throw new ArgumentNullException(nameof(circleClient));
+
+        AclEntries = new ObservableCollection<PostAclEntry>(post.GetACL().Select(a => ToAclEntry(a.CircleId)));
+        SelectedCircleToAdd = null;
     }
 
     public override bool CanNavigateNext { get => throw new NotImplementedException(); protected set => throw new NotImplementedException(); }
@@ -90,16 +103,17 @@ public partial class PostAclDialogViewModel : ViewModelBase
         IsBusy = true;
         try
         {
-            // Load circles and ACL entries in parallel — both are
+            // Load circles for the picker. ACL entries come from the
-            // independent reads on the same host. The caller's uid
+            // BlogPostDto detail payload (source of truth for initial state).
-            // is implicit in both endpoints.
             var circlesTask = _circleClient.GetMyCirclesAsync();
-            var aclTask = _aclClient.GetMyAclAsync();
+            await Task.WhenAll(circlesTask);
-            await Task.WhenAll(circlesTask, aclTask);
 
             var circles = circlesTask.Result ?? new List<CircleDto>();
             MyCircles = new ObservableCollection<CircleDto>(circles);
 
+            // Resolve labels now that circles are available.
+            AclEntries = new ObservableCollection<PostAclEntry>(AclEntries.Select(a => ToAclEntry(a.CircleId)));
+
 
             StatusMessage = $"{AclEntries.Count} autorisation(s)";
             _loaded = true;
@@ -126,14 +140,20 @@ public partial class PostAclDialogViewModel : ViewModelBase
         IsBusy = true;
         try
         {
-            var created = await _aclClient.GrantAsync(new Yavsc.Abstract.BlogSpot.PostAccessControlRulePayload
+            if (AclEntries.Any(a => a.CircleId == SelectedCircleToAdd.Id))
+            {
+                StatusMessage = $"Cercle « {SelectedCircleToAdd.Name} » déjà autorisé";
+                return;
+            }
+
+            var created = await _aclClient.GrantAsync(new PostAccessControlRulePayload
             {
                 CircleId = SelectedCircleToAdd.Id,
                 BlogPostId = Post.Id
             });
             if (created is not null)
             {
-                AclEntries.Add(created);
+                AclEntries.Add(ToAclEntry(created.CircleId));
                 StatusMessage = $"Cercle « {SelectedCircleToAdd.Name} » autorisé";
             }
             else
@@ -141,6 +161,13 @@ public partial class PostAclDialogViewModel : ViewModelBase
                 StatusMessage = "Autorisation refusée par le serveur";
             }
         }
+        catch (HttpRequestException ex) when (ex.StatusCode == HttpStatusCode.Conflict)
+        {
+            // Conflict means the link already exists in backend. Resync
+            // from the dedicated ACL API so the UI reflects server truth.
+            await ReloadAclEntriesFromServerAsync();
+            StatusMessage = $"Cercle « {SelectedCircleToAdd.Name} » déjà autorisé";
+        }
         catch (Exception ex)
         {
             StatusMessage = $"Erreur: {ex.Message}";
@@ -152,14 +179,16 @@ public partial class PostAclDialogViewModel : ViewModelBase
     }
 
     [RelayCommand]
-    public async Task RevokeAsync(PostAccessControlRulePayload? acl)
+    public async Task RevokeAsync(PostAclEntry? acl)
     {
         if (acl is null) return;
         IsBusy = true;
         try
         {
             await _aclClient.RevokeAsync(acl.CircleId);
-            AclEntries.Remove(acl);
+            var existing = AclEntries.FirstOrDefault(e => e.CircleId == acl.CircleId);
+            if (existing is not null)
+                AclEntries.Remove(existing);
             StatusMessage = "Autorisation révoquée";
         }
         catch (Exception ex)
@@ -171,4 +200,26 @@ public partial class PostAclDialogViewModel : ViewModelBase
             IsBusy = false;
         }
     }
+
+    private async Task ReloadAclEntriesFromServerAsync()
+    {
+        var allAcl = await _aclClient.GetMyAclAsync();
+        var currentPostAcl = (allAcl ?? new List<PostAccessControlRulePayload>())
+            .Where(a => a.BlogPostId == Post.Id)
+            .Select(a => ToAclEntry(a.CircleId))
+            .GroupBy(a => a.CircleId)
+            .Select(g => g.First())
+            .ToList();
+        AclEntries = new ObservableCollection<PostAclEntry>(currentPostAcl);
+    }
+
+    private PostAclEntry ToAclEntry(long circleId)
+    {
+        var circleName = MyCircles.FirstOrDefault(c => c.Id == circleId)?.Name;
+        return new PostAclEntry
+        {
+            CircleId = circleId,
+            CircleName = string.IsNullOrWhiteSpace(circleName) ? $"Cercle #{circleId}" : circleName
+        };
+    }
 }

src/PostIt/PostIt/ViewModels/SessionStatusViewModel.cs

@@ -3,6 +3,7 @@ using System.Threading.Tasks;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 using Microsoft.Extensions.DependencyInjection;
+using PostIt.Helpers;
 using PostIt.Services;
 
 namespace PostIt.ViewModels;
@@ -139,7 +140,7 @@ public partial class SessionStatusViewModel : ViewModelBase
     internal async Task OpenSettings()
     {
         var app = (App)App.Current!;
-        await app.PushPageAsync(app.ServiceProvider.GetRequiredService<Settings>()).ConfigureAwait(true);
+        await app.PushPageAsync(app.ServiceProvider!.GetRequiredService<Settings>()).ConfigureAwait(true);
     }
 
 }

src/PostIt/PostIt/ViewModels/Settings/AuthenticationSettings.cs

@@ -10,7 +10,7 @@ public partial class AuthenticationSettings : ObservableObject
     /// hand-off in <see cref="PostIt.Services.SingleInstance"/>
     /// (RFC 8252 §7.1). Production Desktop builds use this.
     /// </summary>
-    public const string DefaultDesktopRedirectUri = "postit://callback";
+    public const string DesktopRedirectUri = "postit://callback";
 
     /// <summary>
     /// Redirect URI used by the Android app. The corresponding IntentFilter
@@ -18,9 +18,12 @@ public partial class AuthenticationSettings : ObservableObject
     /// </summary>
     public const string AndroidRedirectUri = "android://postit-signin";
 
-    public static string DefaultAuthority { get; internal set; } = "https://yavsc.pschneider.fr";
+    public const string DefaultAuthority  = "https://yavsc.pschneider.fr";
+
+    public const string DefaultClientId  = "postit";
+
+    public static readonly string[] DefaultScopes  = { "blogs" };
 
-    public static string DefaultClientId { get; internal set; } = "postit";
     [ObservableProperty]
     public partial string Authority { get; set; }
 
@@ -31,15 +34,19 @@ public partial class AuthenticationSettings : ObservableObject
     [ObservableProperty]
     public partial string[] Scopes { get; set; }
 
-
     /// <summary>
-    /// OAuth redirect URI. Defaults to <see cref="DefaultDesktopRedirectUri"/>
+    /// OAuth redirect URI. Defaults to <see cref="DesktopRedirectUri"/>
     /// (custom URI scheme) which is the right answer for desktop
     /// production builds. Mobile platforms must set this to
     /// <see cref="AndroidRedirectUri"/> before calling <c>LoginAsync</c>.
     /// </summary>
     [ObservableProperty]
-    public partial string RedirectUri { get; set; } = DefaultDesktopRedirectUri;
+    public partial string RedirectUri { get; set; }
+#if ANDROID
+    = AndroidRedirectUri;
+#else
+    = DesktopRedirectUri;
+#endif
 
     /// <summary>
     /// Space-separated view of <see cref="Scopes"/>. Exists for the

src/PostIt/PostIt/ViewModels/Settings/Settings.cs

@@ -2,13 +2,11 @@ using System.Runtime.CompilerServices;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 using IdentityModel.OidcClient;
-using Microsoft.Extensions.DependencyInjection;
 using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Net.Http;
 using System.Text.Json;
-using System.Threading;
 
 [assembly: InternalsVisibleTo("PostIt.Tests")]
 
@@ -18,70 +16,6 @@ public partial class Settings : ViewModelBase
 {
     const string SettingsFileName = "postit-settings.json";
 
-    /// <summary>
-    /// Redirect URI used by the Android app. The corresponding IntentFilter
-    /// in <c>PostIt.Android/Properties/AndroidManifest.xml</c> must match.
-    /// </summary>
-    public const string AndroidRedirectUri = "android://postit-signin";
-
-
-
-    /// <summary>
-    /// Process-wide canonical <see cref="Settings"/> instance, wired up
-    /// at application boot by <see cref="App.OnFrameworkInitializationCompleted"/>
-    /// through <see cref="BindToServiceProvider"/>. The hybrid pattern:
-    /// <list type="bullet">
-    ///   <item><description>The static <c>Current</c> reference gives
-    ///   ViewModels a non-DI way to reach the same instance (and lets
-    ///   the framework bindings push notifications through one stable
-    ///   <see cref="ObservableObject"/>).</description></item>
-    ///   <item><description>Tests that want to exercise a clean
-    ///   instance still call <c>new Settings()</c>; <c>Current</c>
-    ///   stays null in those contexts because <see cref="BindToServiceProvider"/>
-    ///   is never invoked.</description></item>
-    ///   <item><description>Reads (<see cref="GetCurrent"/>) are
-    ///   thread-safe and never allocate; mutations always go through
-    ///   the DI-resolved singleton so two threads cannot each register
-    ///   a different "current" Settings.</description></item>
-    /// </list>
-    /// </summary>
-    private static Settings? s_current;
-
-    /// <summary>
-    /// Wire the canonical Settings instance to a DI container. Called
-    /// exactly once from <c>App.axaml.cs</c> after the singleton has
-    /// been registered. Subsequent calls are no-ops: the DI container
-    /// owns the instance lifetime and we don't want a stray
-    /// <c>BindToServiceProvider</c> in a test fixture to silently
-    /// rebind the production instance.
-    /// </summary>
-    public static void BindToServiceProvider(IServiceProvider services)
-    {
-        if (services is null) throw new ArgumentNullException(nameof(services));
-        Interlocked.CompareExchange(ref s_current,
-            services.GetService<Settings>() ?? throw new InvalidOperationException(
-                "Settings is not registered in the DI container."),
-            null);
-    }
-
-    /// <summary>
-    /// Returns the canonical Settings instance previously bound through
-    /// <see cref="BindToServiceProvider"/>, or <c>null</c> when called
-    /// outside a running Avalonia application (tests, CLI tools).
-    /// </summary>
-    public static Settings? GetCurrent() => Volatile.Read(ref s_current);
-
-    /// <summary>
-    /// Resolve the canonical Settings instance or throw. Use this in
-    /// production code paths that must not silently fall back to a
-    /// freshly-constructed <see cref="Settings"/> (which used to be
-    /// the root cause of the postit://callback crash: two Settings
-    /// instances racing on PropertyChanged from different threads).
-    /// </summary>
-    public static Settings RequireCurrent() =>
-        GetCurrent() ?? throw new InvalidOperationException(
-            "Settings.Current is not bound. Call App.OnFrameworkInitializationCompleted first.");
-
     [ObservableProperty]
     public partial AuthenticationSettings Authentication { get; set; } = new();
 
@@ -94,12 +28,15 @@ public partial class Settings : ViewModelBase
     [ObservableProperty]
     public partial string BusinessApiUrl { get; set; } = "https://business.pschneider.fr/api/v1/";
 
+    [ObservableProperty]
+    public partial string SearchText { get; set; } = string.Empty;
+
     /// <summary>
     /// Catch top-level mutations: the four ObservableProperty
     /// setters above all funnel through here, and we flip
     /// <see cref="IsDirty"/> in lock-step. Sub-property mutations
     /// (e.g. <c>Authentication.Authority</c>) are caught by the
-    /// subscription wired up in <see cref="OnAuthenticationChanged"/>
+    /// subscription wired up in
     /// below. <see cref="ApplyJson"/> disables the flag during bulk
     /// hydration so the disk load itself does not count as a user
     /// edit.
@@ -109,6 +46,7 @@ public partial class Settings : ViewModelBase
     partial void OnDarkModeChanged(bool value) => MarkDirty();
     partial void OnBlogsApiUrlChanged(string value) => MarkDirty();
     partial void OnBusinessApiUrlChanged(string value) => MarkDirty();
+    partial void OnSearchTextChanged(string value) => MarkDirty();
 
     /// <summary>
     /// Authentication can be reassigned wholesale by
@@ -350,18 +288,18 @@ public partial class Settings : ViewModelBase
             var settings = JsonSerializer.Deserialize<Settings>(json);
             if (settings is null)
             {
-                Console.Error.WriteLine($"🩎 Settings payload is invalid (source: {source}).");
+                UseDefaultSettings();
-                return;
             }
             // Apply under the gate so concurrent Load() callers cannot
             // see half the new values / half the old ones. The actual
             // PropertyChanged fan-out is handled by [ObservableProperty]'s
             // setters which we route through SetProperty → OnPropertyChanged
             // → our overridden dispatcher-safe marshaller below.
-            lock (_mutationGate)
+            else lock (_mutationGate)
             {
                 this.Authentication = settings.Authentication;
                 this.DarkMode = settings.DarkMode;
+                this.SearchText = settings.SearchText ?? string.Empty;
                 if (!(settings.Authentication is null))
                 {
                     this.Authentication = new AuthenticationSettings();
@@ -370,7 +308,12 @@ public partial class Settings : ViewModelBase
                     this.Authentication.ClientId = string.IsNullOrWhiteSpace(settings.Authentication.ClientId) ?
                      AuthenticationSettings.DefaultClientId : settings.Authentication.ClientId;
                     this.Authentication.RedirectUri = string.IsNullOrWhiteSpace(settings.Authentication.RedirectUri) ?
-                     AuthenticationSettings.DefaultDesktopRedirectUri : settings.Authentication.RedirectUri;
+                     AuthenticationSettings.DesktopRedirectUri : settings.Authentication.RedirectUri;
+                    if (settings.Authentication.Scopes is null || settings.Authentication.Scopes.Length == 0)
+                    {
+                        settings.Authentication.Scopes = AuthenticationSettings.DefaultScopes;
+                    }
+                    else
                         this.Authentication.Scopes = settings.Authentication.Scopes;
                 }
             }
@@ -400,6 +343,19 @@ public partial class Settings : ViewModelBase
         }
     }
 
+    private void UseDefaultSettings()
+    {
+        this.Authentication = new AuthenticationSettings
+        {
+            Authority = AuthenticationSettings.DefaultAuthority,
+            ClientId = AuthenticationSettings.DefaultClientId,
+            RedirectUri = AuthenticationSettings.DesktopRedirectUri,
+            Scopes = AuthenticationSettings.DefaultScopes
+        };
+        this.DarkMode = false;
+        this.SearchText = string.Empty;
+    }
+
     /// <summary>
     /// Persist the current in-memory state to
     /// <c>~/.config/PostIt/postit-settings.json</c> (Linux) /

src/PostIt/PostIt/ViewModels/ViewModelBase.cs

@@ -1,11 +1,9 @@
-using Avalonia.Styling;
+using CommunityToolkit.Mvvm.ComponentModel;
-using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace PostIt.ViewModels;
 
 public abstract partial class ViewModelBase : ObservableObject
 {
-    
      /// <summary>
     /// Gets if the user can navigate to the next page
     /// </summary>

src/PostIt/PostIt/Views/AddCircleMemberDialog.axaml.cs

@@ -1,9 +1,10 @@
-using Avalonia.Controls;
+
 using Avalonia.Markup.Xaml;
 using Avalonia.Interactivity;
 using Avalonia.VisualTree;
 using PostIt.Services;
 using PostIt.ViewModels;
+using System.Threading.Tasks;
 
 namespace PostIt.Views;
 
@@ -19,7 +20,7 @@ namespace PostIt.Views;
 /// circle id. The dialog itself does not know the circle id
 /// by design.</para>
 /// </summary>
-public partial class AddCircleMemberDialog : ContentPage
+public partial class AddCircleMemberDialog : Avalonia.Controls.ContentPage
 {
     public AddCircleMemberDialog()
     {
@@ -41,10 +42,9 @@ public partial class AddCircleMemberDialog : ContentPage
     public AddCircleMemberDialogViewModel? ViewModel
         => DataContext as AddCircleMemberDialogViewModel;
 
-    private void OnCloseClicked(object? sender, RoutedEventArgs e)
+    private async Task OnCloseClicked(object? sender, RoutedEventArgs e)
     {
-        var nav = this.FindAncestorOfType<NavigationPage>();
+        App app = App.Current! as App;
-        if (nav is not null)
+        await app!.GoBackAsync();
-            _ = nav.PopAsync();
     }
 }

src/PostIt/PostIt/Views/CirclesPage.axaml.cs

@@ -1,10 +1,5 @@
-using System;
-using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
-using Microsoft.Extensions.DependencyInjection;
-using PostIt.Services;
-using PostIt.ViewModels;
 
 namespace PostIt.Views;
 

src/PostIt/PostIt/Views/MainPage.axaml

@@ -8,11 +8,11 @@
              xmlns:AvaloniaEdit="clr-namespace:AvaloniaEdit;assembly=AvaloniaEdit"
              mc:Ignorable="d"
              x:Class="PostIt.Views.MainPage"
-             x:DataType="vm:MainPageViewModel"
+             x:DataType="vm:MainViewModel"
              HorizontalAlignment="Stretch"
              VerticalAlignment="Stretch">
     <Design.DataContext>
-        <vm:MainPageViewModel />
+        <vm:MainViewModel />
     </Design.DataContext>
 
     <Grid Margin="12" RowSpacing="12"
@@ -29,15 +29,15 @@
                     VerticalAlignment="Top">
 
             <StackPanel Orientation="Horizontal" Spacing="8">
-                <Button Command="{Binding LoadPosts}" Content="Load posts" />
+                <Button Command="{Binding RefreshAsync}" Content="Refresh" />
-                <Button Command="{Binding Search}" Content="Filter" />
+                <Button Command="{Binding SearchAsync}" Content="Filter" />
-                <Button Command="{Binding Save}" Content="Save" />
+                <Button Command="{Binding SaveAsync}" Content="Save" />
-                <Button Command="{Binding Delete}" Content="Delete" />
+                <Button Command="{Binding DeleteAsync}" Content="Delete" />
                 <Button x:Name="ManageAclButton"
-                        Command="{Binding ManageAcl}"
+                        Command="{Binding ManageAclAsync}"
                         Content="ACL" />
                 <Button x:Name="OpenCirclesButton"
-                        Command="{Binding OpenCircles}"
+                        Command="{Binding OpenCirclesAsync}"
                         Content="Mes cercles" />
                 <!-- Publication toggle: a CheckBox wired to
                      DraftIsPublished. Clicking it fires
@@ -49,7 +49,7 @@
                      and the buffer in sync. -->
                 <CheckBox Content="Publié"
                           IsChecked="{Binding DraftIsPublished, Mode=TwoWay}"
-                          Command="{Binding TogglePublishCommand}"
+                          Command="{Binding TogglePublishAsync}"
                           VerticalAlignment="Center"/>
                 <!--
                     DEV ONLY: temporary shortcut to open the signature
@@ -59,7 +59,7 @@
                     MainPage.axaml.cs once the SignalR handler lands.
                 -->
                 <Button x:Name="OpenSignatureDevButton"
-                        Command="{Binding OpenSignatureDev}"
+                        Command="{Binding OpenSignatureDevAsync}"
                         Content="[DEV] Signature"
                         ToolTip.Tip="DEV ONLY — to remove when SignalR handler lands" />
             </StackPanel>
@@ -97,16 +97,15 @@
 
                 <TextBlock Grid.Row="0" Text="Post detail" FontWeight="SemiBold" />
                 <TextBox Grid.Row="1" Text="{Binding DraftTitle, Mode=TwoWay}" PlaceholderText="Title" />
-                <AvaloniaEdit:TextEditor Grid.Row="2"
+               <TextBox Grid.Row="2" PlaceholderText="Write something here !"
-                    views:TextEditorBinding.Text="{Binding DraftArticle, Mode=TwoWay}"
+                  Text="{Binding DraftArticle, Mode=TwoWay}"
-                    ShowLineNumbers="True"
-                    FontFamily="Cascadia Code, Consolas, Menlo, Monospace"
                   MinHeight="320"
                   HorizontalAlignment="Stretch"
-                    VerticalAlignment="Stretch"
+                  VerticalAlignment="Stretch">
-                    VerticalScrollBarVisibility="Auto"
+                </TextBox>
-                    HorizontalScrollBarVisibility="Auto" />
+
                 <TextBlock Grid.Row="3" Text="{Binding StatusMessage}" Foreground="Gray" />
+
             </Grid>
         </Border>
     </Grid>

src/PostIt/PostIt/Views/MainPage.axaml.cs

@@ -1,4 +1,6 @@
+using System;
 using Avalonia.Controls;
+using Avalonia.Controls.Primitives;
 
 namespace PostIt.Views;
 
@@ -8,4 +10,16 @@ public partial class MainPage : ContentPage
     {
         InitializeComponent();
     }
+
+    protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
+    {
+        base.OnApplyTemplate(e);
+        if (DataContext is ViewModels.MainViewModel vm)
+        {
+            if (!vm.IsLoaded)
+            {
+                vm.RefreshAsync().Wait();
+            }
+        }
+    }
 }

src/PostIt/PostIt/Views/MainView.axaml

@@ -0,0 +1,22 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:vm="using:PostIt.ViewModels"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:views="using:PostIt.Views"
+             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+             x:Class="PostIt.Views.MainView"
+             x:DataType="vm:MainViewModel">
+  <Design.DataContext>
+    <!-- This only sets the DataContext for the previewer in an IDE,
+    to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
+    <vm:MainViewModel />
+  </Design.DataContext>
+
+  <DockPanel LastChildFill="True">
+    <views:SessionStatusBanner
+      x:Name="SessionBanner"
+      DockPanel.Dock="Bottom"/>
+    <NavigationPage x:Name="NavRoot"/>
+  </DockPanel>
+</UserControl>

src/PostIt/PostIt/Views/MainView.axaml.cs

@@ -0,0 +1,24 @@
+using System;
+using Avalonia.Controls;
+
+namespace PostIt.Views;
+
+public partial class MainView : UserControl
+{
+    public MainView()
+    {
+        InitializeComponent();
+    }
+
+    protected override void OnDataContextChanged(EventArgs e)
+    {
+        base.OnDataContextChanged(e);
+        if (DataContext is ViewModels.MainViewModel vm)
+        {
+            if (!vm.IsLoaded)
+            {
+                vm.RefreshAsync().Wait();
+            }
+        }
+    }
+}

src/PostIt/PostIt/Views/MainWindow.axaml

@@ -1,27 +1,12 @@
 <Window xmlns="https://github.com/avaloniaui"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:vm="using:PostIt.ViewModels"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:views="using:PostIt.Views"
-        x:DataType="vm:MainPageViewModel"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
         x:Class="PostIt.Views.MainWindow"
-        >
+        Icon="/Assets/avalonia-logo.ico"
-
+        Title="PostIt">
-    <!--
+        <views:MainView x:Name="MainView" />
-        Root layout: persistent session banner on top, navigation
-        surface below. The banner is the single source of truth for
-        "Connecté / Déconnecté" and the logout button — visible on
-        every page (HomePage, MainPage) so the user never has to dig
-        through a menu to find their session state.
-
-        The navigation stack is built programmatically in
-        App.OnFrameworkInitializationCompleted: HomePage is the
-        root, MainPage is pushed on top when the silent refresh
-        succeeds at boot or after a fresh login from HomePage.
-    -->
-    <DockPanel LastChildFill="True">
-        <views:SessionStatusBanner x:Name="SessionBanner"
-                                   DockPanel.Dock="Bottom"/>
-        <NavigationPage x:Name="NavRoot"/>
-    </DockPanel>
-
 </Window>

src/PostIt/PostIt/Views/PostAclDialog.axaml

@@ -4,7 +4,6 @@
         x:Class="PostIt.Views.PostAclDialog"
         xmlns:vm="using:PostIt.ViewModels"
                 xmlns:dtos="using:Yavsc.Api.Client.Dtos"
-        xmlns:yabst="using:Yavsc.Abstract.Identity.Security"
         x:DataType="vm:PostAclDialogViewModel"
       >
     <Grid RowDefinitions="Auto,*,Auto,Auto" Margin="12">
@@ -32,10 +31,10 @@
         <ListBox Grid.Row="1"
                  ItemsSource="{Binding AclEntries}">
             <ListBox.ItemTemplate>
-                <DataTemplate x:DataType="yabst:CircleAuthorization">
+                <DataTemplate x:DataType="vm:PostAclEntry">
                     <Grid ColumnDefinitions="*,Auto">
                         <StackPanel Grid.Column="0" Spacing="2">
-                            <TextBlock Text="{Binding CircleId, StringFormat='Cercle #{0}'}"
+                            <TextBlock Text="{Binding CircleName}"
                                        FontWeight="Bold"/>
                         </StackPanel>
                         <Button Grid.Column="1" Content="Révoquer"

src/PostIt/PostIt/Views/SessionStatusBanner.axaml.cs

@@ -1,5 +1,4 @@
 using Avalonia.Controls;
-using Avalonia.Markup.Xaml;
 
 namespace PostIt.Views;
 

src/PostIt/PostIt/Views/TextEditorBinding.cs

@@ -1,51 +0,0 @@
-using Avalonia;
-using Avalonia.Data;
-using AvaloniaEdit;
-
-namespace PostIt.Views;
-
-public sealed class TextEditorBinding
-{
-    public static readonly AttachedProperty<string?> TextProperty =
-        AvaloniaProperty.RegisterAttached<TextEditorBinding, TextEditor, string?>(
-            "Text",
-            defaultBindingMode: BindingMode.TwoWay);
-
-    private static readonly AttachedProperty<bool> IsTextChangeSubscribedProperty =
-        AvaloniaProperty.RegisterAttached<TextEditorBinding, TextEditor, bool>("IsTextChangeSubscribed");
-
-    static TextEditorBinding()
-    {
-        TextProperty.Changed.AddClassHandler<TextEditor>((editor, args) =>
-        {
-            EnsureTextChangeSubscribed(editor);
-
-            var text = args.GetNewValue<string?>() ?? string.Empty;
-            if (editor.Text != text)
-            {
-                editor.Text = text;
-            }
-        });
-    }
-
-    public static string? GetText(TextEditor editor) => editor.GetValue(TextProperty);
-
-    public static void SetText(TextEditor editor, string? value) => editor.SetValue(TextProperty, value);
-
-    private static void EnsureTextChangeSubscribed(TextEditor editor)
-    {
-        if (editor.GetValue(IsTextChangeSubscribedProperty))
-        {
-            return;
-        }
-
-        editor.SetValue(IsTextChangeSubscribedProperty, true);
-        editor.TextChanged += (_, _) =>
-        {
-            if (editor.Text != GetText(editor))
-            {
-                SetText(editor, editor.Text);
-            }
-        };
-    }
-}

src/Yavsc.Abstract/Attributes/ActivityBillingAttribute.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Yavsc.Attributes
 {
     public class ActivityBillingAttribute : Attribute

src/Yavsc.Abstract/Attributes/ActivitySettingsAttribute.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Yavsc.Attributes
 {
     public class ActivitySettingsAttribute : Attribute

src/Yavsc.Abstract/Attributes/Validation/ValidRemoteUserDirAttribute.cs

@@ -1,5 +1,3 @@
-
-using System;
 using System.ComponentModel.DataAnnotations;
 using Yavsc.Server.Helpers;
 

src/Yavsc.Abstract/Attributes/Validation/YaRegularExpression.cs

@@ -1,5 +1,3 @@
-
-using System;
 using System.Reflection;
 
 namespace Yavsc.Attributes.Validation

src/Yavsc.Abstract/Attributes/Validation/YaRequiredAttribute.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Yavsc.Attributes.Validation
 {
     [AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, AllowMultiple = false)]

src/Yavsc.Abstract/Attributes/Validation/YaStringLength.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Yavsc.Attributes.Validation
 {
     public partial class YaStringLength: YaValidationAttribute

src/Yavsc.Abstract/Attributes/Validation/YaValidationAttribute.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Reflection;
-
 namespace Yavsc.Attributes.Validation
 {
     public class YaValidationAttribute : System.ComponentModel.DataAnnotations.ValidationAttribute

src/Yavsc.Abstract/Authentication/RegisterModel.cs

@@ -1,7 +1,4 @@
 using System.ComponentModel.DataAnnotations;
-using Yavsc.Attributes.Validation;
-using Yavsc.Abstract;
-    using Yavsc;
 
 namespace Yavsc.ViewModels.Account
 {
@@ -15,8 +12,8 @@ namespace Yavsc.ViewModels.Account
         public string UserName { get; set; }
 
         [Required()]
-        [StringLength( maximumLength:102, MinimumLength = 5)]
+        [StringLength(maximumLength: 102, MinimumLength = 5)]
-   //    [EmailAddress]
+        [EmailAddress(ErrorMessage = "L'adresse e-mail n'est pas valide.")]
         [Display(Name = "Email", Description = "E-Mail")]
         public string Email { get; set; }
 

src/Yavsc.Abstract/Billing/IBillable.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Yavsc.Services;
 
 namespace Yavsc.Billing

src/Yavsc.Abstract/Blogspot/BlogPostDto.cs

@@ -1,4 +1,5 @@
 using Yavsc.Abstract.Identity.Security;
+using System.Text.Json.Serialization;
 
 namespace Yavsc.Blogspot;
 
@@ -35,11 +36,26 @@ public class BlogPostDto : IBlogPost
         return true;
     }
 
-    private List<CircleAuthorization> ACL { get; set; } = new List<CircleAuthorization>();
+    public ICollection<CircleAuthorization> ACL = new List<CircleAuthorization>();
+
+    /// <summary>
+    /// Wire-only ACL bridge for System.Text.Json: accepts the
+    /// <c>acl</c>/<c>ACL</c> payload from GET detail responses,
+    /// but is never emitted on POST/PUT from the client.
+    /// </summary>
+    [JsonPropertyName("acl")]
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+    public List<CircleAuthorization>? WireAcl
+    {
+        get => null;
+        set => ACL = value ?? new List<CircleAuthorization>();
+    }
 
     public string[] Tags { get; set; }
 
+    ICollection<CircleAuthorization> ICircleAuthorized.ACL => this.ACL;
+
     public string[] GetTags() => Tags;
 
-    public ICircleAuthorization[] GetACL() => ACL.ToArray();
+    public CircleAuthorization[] GetACL() => ACL.ToArray();
 }

src/Yavsc.Abstract/Blogspot/IBlogPost.cs

@@ -2,7 +2,6 @@
 
 
 using Yavsc.Abstract.Identity.Security;
-using Yavsc.Interfaces;
 
 namespace Yavsc.Blogspot
 {

src/Yavsc.Abstract/Blogspot/PostAccessControlRulePayload.cs

@@ -3,8 +3,7 @@ using Yavsc.Abstract.Identity.Security;
 
 namespace Yavsc.Abstract.BlogSpot;
 
-public class PostAccessControlRulePayload : ICircleAuthorization
+public class PostAccessControlRulePayload : CircleAuthorization
 {
-      public long CircleId { get; set; }
       public long BlogPostId { get; set; }
 }

src/Yavsc.Abstract/Chat/IChatRoom.cs

@@ -1,4 +1,3 @@
-using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 
 namespace Yavsc.Abstract.Chat

src/Yavsc.Abstract/Constants.cs

@@ -7,6 +7,13 @@ namespace Yavsc
     {
 
         public const string APIPrefix = "api/v1";
+
+        public const string BlogSpotPath = "blogspot";
+        public const string BlogAclPath = "blogacl";
+        public const string BlogTagPath = "blogtag";
+        public const string CirclePath = "circle";
+        public const string CommentsPath = "blogcomments";
+
         public static readonly Scope[] SiteScopes = {
             new Scope { Id = "profile", Description = "Your profile informations" },
             new Scope { Id = "book" , Description ="Your booking interface"},

src/Yavsc.Abstract/FileSystem/AbstractFileSystemHelpers.cs

@@ -1,7 +1,4 @@
-using System;
+using System.Text;
-using System.IO;
-using System.Linq;
-using System.Text;
 using Yavsc.ViewModels.UserFiles;
 
 namespace Yavsc.Server.Helpers