feat(user): add logout, demo account switcher and guest state support

server/tests/content-security.spec.ts

@@ -375,5 +375,35 @@ describe('ContentSecurityService & Compliance Architecture (TDD 微信内容安
       }
     });
   });
+
+  describe('10. 个人中心未登录游客态、退出登录及切换账号门禁验证 (用户体验闭环与安全防范)', () => {
+    it('个人中心页面必须包含退出登录、切换账号与登录弹窗入口', () => {
+      const userIndexPath = path.join(rootDir, 'pwuniapp', 'pages', 'user', 'index.vue');
+      const content = fs.readFileSync(userIndexPath, 'utf-8');
+      expect(content).toContain('handleLogout');
+      expect(content).toContain('switchDemoAccount');
+      expect(content).toContain('openLoginModal');
+      expect(content).toContain('isLoggedIn');
+      expect(content).toContain('account-actions-card');
+      expect(content).toContain('login-modal-mask');
+      expect(content).toContain('退出当前登录');
+      expect(content).toContain('切换账号');
+      expect(content).toContain('微信一键授权快捷登录');
+    });
+
+    it('个人中心核心交互必须包含未登录拦截守护 ensureLoggedIn', () => {
+      const userIndexPath = path.join(rootDir, 'pwuniapp', 'pages', 'user', 'index.vue');
+      const content = fs.readFileSync(userIndexPath, 'utf-8');
+      expect(content).toContain('const ensureLoggedIn = () =>');
+      expect(content).toContain('if (!ensureLoggedIn()) return;');
+    });
+
+    it('所有个人中心改造代码严禁包含任何系统 Emoji', () => {
+      const userIndexPath = path.join(rootDir, 'pwuniapp', 'pages', 'user', 'index.vue');
+      const text = fs.readFileSync(userIndexPath, 'utf-8');
+      const emojiRegex = /(?:\p{Extended_Pictographic}|\p{Emoji_Presentation}|[\u2600-\u27BF])/u;
+      expect(emojiRegex.test(text)).toBe(false);
+    });
+  });
 });