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/config/identity.test.ts

@@ -1,7 +1,7 @@
 import { test } from 'node:test';
 import assert from 'node:assert/strict';
 import { resolveIdentity } from '../../YouleNexus/assets/framework/config/identity.ts';
-import { BUILD_IDENTITY } from '../../YouleNexus/assets/framework/config/sources/defaults.ts';
+import { BUILD_IDENTITY } from '../fixtures/build-identity.ts';
 
 test('BUILD_IDENTITY 含全部字段且 gameid 为固定 token', () => {
   assert.ok(BUILD_IDENTITY.gameid.length > 0);