修复AGC开发资源准备时序

在启动Vite前完成随包资源staging，避免Windows监听目录导致rename返回EPERM。

同步更新开发入口生命周期测试。

apps/ai-game-creator-shell/scripts/start-tauri-dev.mjs

@@ -152,6 +152,9 @@ async function runTauriDev(
   }
 
   try {
+    const devFeatures = readDevCargoFeatures();
+    prepareResources(devFeatures);
+    // Windows 下 Vite 会监听资源目录；必须在启动前完成目录替换，避免 rename 被占用。
     const preparation = prepareFrontend(endpoint, {
       signal: preparationAbort.signal,
       onChild(frontend) {
@@ -163,8 +166,6 @@ async function runTauriDev(
       shutdownRequested.then(() => false),
     ]);
     if (!prepared || shutdownSignal) return 1;
-    const devFeatures = readDevCargoFeatures();
-    prepareResources(devFeatures);
     const tauriArguments = buildTauriArguments(
       withDevCargoFeatures(argv, devFeatures),
       endpoint.url,

apps/ai-game-creator-shell/tests/start-tauri-dev.test.ts

@@ -181,8 +181,8 @@ describe('AI 游戏创作 Tauri dev 生命周期', () => {
     expect(result).toBe(1);
     expect(order).toEqual([
       'preflight',
-      'frontend-ready',
       'resources',
+      'frontend-ready',
       'spawn',
       'exit',
       'cleanup',