feat(auth): implement secure authentication flow with RSA encryption

- Add jsencrypt and js-base64 dependencies for RSA encryption
- Create AuthGuard component for route protection
- Implement encryption utility for password security
- Refactor login page with tabbed interface and form validation
- Add login hooks for authentication state management
- Update user service to handle encrypted passwords

src/services/user_service.ts

@@ -14,7 +14,7 @@ const userService = {
   },
 
   // 用户注册
-  register: (data: { email: string; password: string; username?: string }) => {
+  register: (data: { email: string; password: string; nickname?: string }) => {
     return post(api.register, data);
   },