恢复新版创作主页与平台侧栏

恢复 /creation 新版创作工具主页及创作、项目公共侧栏。

将 creation-home 重新纳入 Vite、TypeScript、ESLint 与 Vitest 活动编译链。

恢复 /creation 的 Nginx 与 Pingora SPA 白名单并保留旧子路径下线边界。

补充路由、标题、CSS 过滤和网关 smoke 回归验证。

scripts/check-pingora-gateway-smoke.mjs

@@ -571,6 +571,17 @@ async function runSmokeCases(
         response.headers['cache-control'] === 'no-cache',
     },
   );
+  await expectHttp(
+    baseUrl,
+    '/creation',
+    200,
+    'site-shell',
+    '新创作主页深链回退 index.html',
+    {
+      validate: (response) =>
+        response.headers['cache-control'] === 'no-cache',
+    },
+  );
   await expectHttp(
     baseUrl,
     '/project',

scripts/vite-retired-css-plugin.test.ts

@@ -21,4 +21,25 @@ describe('retired creation template CSS plugin', () => {
     expect(plugin).toBeDefined();
     expect(plugin?.enforce).toBe('pre');
   });
+
+  it('keeps the active creation landing CSS while removing retired template CSS', async () => {
+    const plugin = await resolveRetiredCssPlugin();
+    const transform = plugin?.transform;
+
+    expect(typeof transform).toBe('function');
+    if (typeof transform !== 'function') {
+      return;
+    }
+
+    const result = await transform.call(
+      {} as never,
+      "@import 'tailwindcss';\n.creation-landing { color: red; }\n.puzzle-runtime { color: blue; }",
+      '/workspace/src/index.css',
+    );
+    const code = typeof result === 'string' ? result : result?.code;
+
+    expect(code).toContain('.creation-landing');
+    expect(code).not.toContain('.puzzle-runtime');
+    expect(code).toContain('@source "./components/creation-home"');
+  });
 });