feat: integrate room framework and isolated subgame bundles

Complete room UI and protocol integration, move game definitions and resources behind bundle entries, publish authoritative version XML, and document single-game builds. Include all current resource changes and experiment artifacts.

cocoscreator_projects/framework-tests/integration/platform-vertical-slice.test.ts

@@ -1,3 +1,4 @@
+import { BUILD_IDENTITY } from '../fixtures/build-identity.ts';
 import { STARTUP_CONFIG as EDITABLE_STARTUP_CONFIG } from '../../YouleNexus/assets/framework/config/profiles.ts';
 // 固定测试来源，允许开发者独立切换项目的 local/remote 开关。
 const STARTUP_CONFIG = Object.freeze({...EDITABLE_STARTUP_CONFIG, configSource:'remote' as const});
@@ -123,7 +124,7 @@ test('real modern vertical replay preserves wire contracts, room ordering and te
   };
   const runtime = new PlatformRuntime({
     gameEntry: entry,
-    resolveRuntimeConfig: () => resolveRuntimeConfig({
+    resolveRuntimeConfig: () => resolveRuntimeConfig({buildIdentity:BUILD_IDENTITY,
       startupConfig: {...STARTUP_CONFIG,mode:'release',useLocalServer:false}, hostKind: 'native-settings', search: '',
       win: { settings: {
         getothername(name: string) {