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/sdk/game-contract-harness.test.ts

@@ -26,7 +26,7 @@ import {
 
 const GAME_ROOMTYPE = JSON.parse(readFileSync(
   new URL('../fixtures/contracts/player-login-room.json', import.meta.url), 'utf8',
-)).data.roomtype as readonly unknown[];
+)).data.roomtype as import('../../YouleNexus/assets/framework/sdk/contracts/roomtype.ts').Roomtype;
 
 test('browser-like loader evaluates the emitted harness without Node builtin modules', () => {
   const source = readFileSync(new URL(
@@ -74,7 +74,7 @@ test('assertGameContract accepts a fixed-four game with its real nested roomtype
   ));
   assert.equal(invalidations, 2);
   assert.equal(restoredDeskinfo.length, 0);
-  assert.ok(nextModuleId >= 2);
+  assert.equal(nextModuleId, 4, 'two explicit isolation fixtures and two conformance sessions; no constructor probes');
 });
 
 const RUNTIME_CONFIG: RuntimeConfig = Object.freeze({