add a vscode task for ef db update

.vscode/tasks.json

@@ -26,6 +26,26 @@
             ],
             "problemMatcher": "$msCompile"
         },
+        {
+            "label": "db-upgrade",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "ef",
+                "database",
+                "update"
+            ],
+            "problemMatcher": "$msCompile",
+            "options": {
+                "cwd": "${workspaceFolder}/src/isnd",
+                "env": {
+                    "ASPNETCORE_ENV": "Development"
+                }
+            }
+
+
+        },
+
         {
             "label": "buildcli",
             "command": "msbuild",