feat: serve the web apps from the Backend (embedded, allow-listed, no filesystem access) so passkeys bind to the panel's own domain [CI]

backend/src/MoShiro.Backend.Api/MoShiro.Backend.Api.csproj

@@ -11,4 +11,11 @@
     <EmbeddedResource Include="..\..\..\packaging\install\install.ps1" LogicalName="install.ps1" />
     <EmbeddedResource Include="..\..\..\packaging\update\release-key.pub.pem" LogicalName="release-key.pub.pem" />
   </ItemGroup>
+  <!-- 前端构建产物（web 目录下 npm run build）内嵌进 Backend；没构建时不嵌入，Backend 只提供 API -->
+  <ItemGroup Condition="Exists('..\..\..\web\display\dist\index.html')">
+    <EmbeddedResource Include="..\..\..\web\display\dist\**\*" Exclude="..\..\..\web\display\dist\**\*.map" LogicalName="www/display/%(RecursiveDir)%(Filename)%(Extension)" />
+  </ItemGroup>
+  <ItemGroup Condition="Exists('..\..\..\web\admin\dist\index.html')">
+    <EmbeddedResource Include="..\..\..\web\admin\dist\**\*" Exclude="..\..\..\web\admin\dist\**\*.map" LogicalName="www/admin/%(RecursiveDir)%(Filename)%(Extension)" />
+  </ItemGroup>
 </Project>