feat: migrate platform login scenes and native login flows

cocoscreator_projects/framework-tests/platform/startup.test.ts

@@ -1,4 +1,6 @@
-import { STARTUP_CONFIG } from '../../YouleNexus/assets/framework/config/profiles.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});
 import { remoteFixture } from '../fixtures/remote-config.ts';
 import { test } from 'node:test';
 import assert from 'node:assert/strict';
@@ -131,4 +133,4 @@ test('StartupOrchestrator: bootstrap 可独立调用(不依赖 onLogin)', async
   ready.then(() => { resolved = true; });
   await new Promise((r) => setImmediate(r));
   assert.equal(resolved, false, '仅 bootstrap 不足以触发 ready');
-});
+});