feat(user): update login button label and integrate wechat native getPhoneNumber auth

server/tests/content-security.spec.ts

@@ -388,7 +388,9 @@ describe('ContentSecurityService & Compliance Architecture (TDD 微信内容安
       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');
+      expect(content).toContain('一键授权快捷登录');
+      expect(content).toContain('open-type="getPhoneNumber"');
+      expect(content).toContain('@getphonenumber="handleGetPhoneNumber"');
     });
 
     it('个人中心核心交互必须包含未登录拦截守护 ensureLoggedIn', () => {