user the CommandBar

src/PostIt/PostIt/Views/Blogs/MainPage.axaml

@@ -24,51 +24,65 @@
       <RowDefinition Height="*" />
       <RowDefinition Height="Auto" />
     </Grid.RowDefinitions>
+     <WrapPanel Grid.Row="0" HorizontalAlignment="Stretch">
+      <TextBlock Text="Blog Posts" FontSize="22" FontWeight="SemiBold" />
+    <TextBox Text="{Binding SearchText, Mode=TwoWay}" PlaceholderText="Filter by title or author..." />
+    <CommandBar IsDynamicOverflowEnabled="True">
+      <CommandBar.PrimaryCommands>
        
-        <Border Grid.Row="0"
-                HorizontalAlignment="Stretch"
-                VerticalAlignment="Top"
-                Padding="0">
-            <WrapPanel Orientation="Horizontal">
-                <Button Command="{Binding RefreshAsync}" Content="🗘 Refresh" />
-                <Button Command="{Binding SearchAsync}" Content="🔍 Filter" />
-                <Button Command="{Binding SaveAsync}" Content="Save" />
-                <Button Command="{Binding DeleteAsync}" Content="Delete" />
-                <Button x:Name="AddAttachmentButton"
-                    Content="Ajouter fichiers"
-                    Click="AddAttachment_Click" />
-                <Button x:Name="ManageAclButton"
-                        Command="{Binding ManageAclAsync}"
-                        Content="ACL" />
-                <Button x:Name="OpenCirclesButton"
-                        Command="{Binding OpenCirclesAsync}"
-                        Content="Mes cercles" />
-                <!-- Publication toggle: a CheckBox wired to
-                     DraftIsPublished. Clicking it fires
-                     TogglePublishCommand, which pushes the
-                     new state to /api/blog/{id}/publish.
-                     The CheckBox is the canonical
-                     AvaloniaXaml 'toggle' surface; binding
-                     IsChecked TwoWay keeps the visual state
-                     and the buffer in sync. -->
-                <CheckBox Content="Publié"
-                          IsChecked="{Binding DraftIsPublished, Mode=TwoWay}"
-                          Command="{Binding TogglePublishAsync}"
-                          VerticalAlignment="Center"/>
-                <!--
-                    DEV ONLY: temporary shortcut to open the signature
-                    capture page. Production entry point is a SignalR
-                    push from Yavsc.Org ("devis received, sign here").
-                    Remove this button and its Click handler in
-                    MainPage.axaml.cs once the SignalR handler lands.
-                -->
-                <Button x:Name="OpenSignatureDevButton"
-                        Command="{Binding OpenSignatureDevAsync}"
-                        Content="[DEV] Signature"
-                        ToolTip.Tip="DEV ONLY — to remove when SignalR handler lands" />
+        <CommandBarButton Label="Filter" Command="{Binding SearchAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource FilterIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarButton Label="Refresh" Command="{Binding RefreshAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource RefreshIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarButton Label="Save" Command="{Binding SaveAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource SaveIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarButton Label="Delete" Command="{Binding DeleteAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource DeleteIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarButton Label="Ajouter fichiers" Click="AddAttachment_Click"
+                          x:Name="AddAttachmentButton">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource AddIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarButton x:Name="ManageAclButton"
+                          Label="ACL" Command="{Binding ManageAclAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource AclIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarButton x:Name="OpenCirclesButton"
+                          Label="Mes cercles" Command="{Binding OpenCirclesAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource CircleIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+        <CommandBarToggleButton Label="Publié"
+                                IsChecked="{Binding DraftIsPublished, Mode=TwoWay}">
+          <CommandBarToggleButton.Icon>
+            <PathIcon Data="{StaticResource PublishedIcon}" />
+          </CommandBarToggleButton.Icon>
+        </CommandBarToggleButton>
+        <CommandBarButton x:Name="OpenSignatureDevButton"
+                          Label="[DEV] Signature" Command="{Binding OpenSignatureDevAsync}">
+          <CommandBarButton.Icon>
+            <PathIcon Data="{StaticResource SignIcon}" />
+          </CommandBarButton.Icon>
+        </CommandBarButton>
+      </CommandBar.PrimaryCommands>
+    </CommandBar>
     </WrapPanel>
-        </Border>
-
     <Border Grid.Row="1" BorderBrush="Gray" BorderThickness="1" Padding="8">
       <ListBox ItemsSource="{Binding FilteredPosts}" SelectedItem="{Binding SelectedPost, Mode=TwoWay}"
                HorizontalAlignment="Stretch" VerticalAlignment="Stretch" MinHeight="40">

src/Yavsc.Org.Tests/NonRegression/Database.cs

@@ -1,20 +1,22 @@
 
+using Microsoft.Data.Sqlite;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Diagnostics;
+using Yavsc.Models;
 
 namespace Yavsc.Org.Tests.Mandatory
-{
-   
-    [Collection("Database")]
+{[Collection("Database")]
     [Trait("regression", "II")]
     [Trait("dev", "wip")]
     public class Database: IClassFixture<WebServerFixture>, IDisposable
     {
-        readonly WebServerFixture _serverFixture;
         readonly ITestOutputHelper output;
-        public Database(WebServerFixture serverFixture, ITestOutputHelper output)
+        readonly WebServerFixture _serverFixture;
+
+        public Database(ITestOutputHelper output, WebServerFixture _serverFixture)
         {
             this.output = output;
-            _serverFixture = serverFixture;
-            
+            this._serverFixture = _serverFixture;
         }
 
         /// <summary>
@@ -30,5 +32,13 @@ namespace Yavsc.Org.Tests.Mandatory
             }
 
         }
+
+        [Fact]
+        public void TestDatabaseMigration()
+        {
+            // Test logic goes here
+            _serverFixture.ResetAndMigrateDatabase();
         }
     }
+
+}

src/Yavsc.Org.Tests/WebServerFixture.cs

@@ -189,6 +189,20 @@ public sealed class WebServerFixture : WebHostFixture
         return app;
     }
 
+    public void ResetAndMigrateDatabase()
+    {
+        using var scope = Services.CreateScope();
+        var db = scope.ServiceProvider.GetRequiredService<ApplicationDbContext>();
+        db.Database.EnsureDeleted();
+        if (db.Database.IsRelational())
+        {
+            db.Database.Migrate();
+            return;
+        }
+
+        db.Database.EnsureCreated();
+    }
+
     protected override async Task<WebApplication> ConfigurePipelineAsync(WebApplication app)
     {
         // The MSBuild target CopyYavscOrgStaticAssets in

src/Yavsc.Org/Migrations/20260309015232_init.cs

@@ -11,6 +11,10 @@ namespace Yavsc.Migrations
         /// <inheritdoc />
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            var declarationDateDefaultSql = ActiveProvider == "Microsoft.EntityFrameworkCore.Sqlite"
+                ? "CURRENT_TIMESTAMP"
+                : "LOCALTIMESTAMP";
+
             migrationBuilder.CreateTable(
                 name: "Activities",
                 columns: table => new
@@ -1484,7 +1488,7 @@ namespace Yavsc.Migrations
                     Platform = table.Column<string>(type: "text", nullable: true),
                     Version = table.Column<string>(type: "text", nullable: true),
                     DeviceOwnerId = table.Column<string>(type: "text", nullable: true),
-                    DeclarationDate = table.Column<DateTime>(type: "timestamp with time zone", nullable: false, defaultValueSql: "LOCALTIMESTAMP"),
+                    DeclarationDate = table.Column<DateTime>(type: "timestamp with time zone", nullable: false, defaultValueSql: declarationDateDefaultSql),
                     LatestActivityUpdate = table.Column<DateTime>(type: "timestamp with time zone", nullable: true)
                 },
                 constraints: table =>