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.service.d.ts

@@ -14,7 +14,7 @@ export declare class AuthService {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
     }>;
     login(email: string, password: string): Promise<{
         requiresOtp: boolean;
@@ -34,7 +34,7 @@ export declare class AuthService {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
         requiresOtp?: undefined;
         availableMethods?: undefined;
         tempToken?: undefined;
@@ -62,7 +62,7 @@ export declare class AuthService {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
         requiresOtp?: undefined;
         availableMethods?: undefined;
         tempToken?: undefined;
@@ -75,7 +75,7 @@ export declare class AuthService {
             avatarUrl: string | null;
             emailVerified: boolean;
         };
-        token: string;
+        token: Promise<string>;
     }>;
     private generateToken;
     private generateTempToken;