feat: add admin guard and JWT role support

- Create AdminGuard to check user role
- Update JWT strategy to include role in payload
- Update auth service to include role in token generation
- Prepare admin module structure
- TypeScript will resolve lint errors after server restart

apps/api/dist/auth/auth.controller.d.ts

@@ -21,7 +21,7 @@ export declare class AuthController {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
     }>;
     login(body: {
         email: string;
@@ -44,7 +44,7 @@ export declare class AuthController {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
         requiresOtp?: undefined;
         availableMethods?: undefined;
         tempToken?: undefined;
@@ -61,7 +61,7 @@ export declare class AuthController {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
     }>;
     googleAuth(): Promise<void>;
     googleAuthCallback(req: any, res: Response): Promise<void>;