实现项目真机预览与待审版本扫码验收

需求：接管客户端未提交 WIP，保留真机预览，移除旧登录原型并维持 2.0.0。

实现：由 Main 核对项目与精确 Release，签发短时 Owner preview；补充一键提交映射能力及 Windows ZIP 预检兼容。

electron/api/server.ts

@@ -17,6 +17,7 @@ import { handleUsageRoutes } from './routes/usage';
 import { handleFileRoutes } from './routes/files';
 import { handleMeowaGameAssetsRoutes } from './routes/meowa-game-assets';
 import { handleAgentBrowserRoutes } from './routes/agent-browser';
+import { handleDevicePreviewRoutes } from './routes/device-preview';
 import { sendJson, setCorsHeaders, requireJsonContentType } from './route-utils';
 import { rotateRendererCapability } from './renderer-capability';
 
@@ -33,6 +34,7 @@ const coreRouteHandlers: RouteHandler[] = [
   handleAuthRoutes,
   handleImageWorkspaceRoutes,
   handleWorksRoutes,
+  handleDevicePreviewRoutes,
   handleAgentBrowserRoutes,
   handleUserSyncRoutes,
   handleOpencodeRoutes,