feat: add Blazor app launch configuration and build task

.vscode/launch.json

@@ -36,6 +36,22 @@
             "webRoot": "${workspaceFolder}/Marechai.App",
             "preLaunchTask": "run-app-wasm"
         },
+        {
+            "name": "Blazor App (Marechai)",
+            "type": "coreclr",
+            "request": "launch",
+            "program": "${workspaceFolder}/Marechai/bin/Debug/net10.0/Marechai.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}/Marechai",
+            "stopAtEntry": false,
+            "console": "internalConsole",
+            "serverReadyAction": {
+                "pattern": "\\bNow listening on:\\s+(https?://\\S+)",
+                "uriFormat": "%s",
+                "action": "openExternally"
+            },
+            "preLaunchTask": "build-blazor"
+        },
         {
             "name": "Server + Desktop App",
             "type": "coreclr",

.vscode/tasks.json

@@ -125,6 +125,26 @@
             },
             "problemMatcher": "$msCompile"
         },
+        {
+            "label": "build-blazor",
+            "command": "dotnet",
+            "type": "shell",
+            "args": [
+                "build",
+                "-c",
+                "Debug",
+                "${workspaceFolder}/Marechai/Marechai.csproj"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": false
+            },
+            "presentation": {
+                "reveal": "silent",
+                "panel": "shared"
+            },
+            "problemMatcher": "$msCompile"
+        },
         {
             "label": "clean",
             "command": "dotnet",