esta todo ok

backend/app/main.py

@@ -27,19 +27,6 @@ app.add_middleware(
 
 security = HTTPBearer()
 
-# ============= PERMISSION HELPERS =============
-def require_permission(user: models.User, permission: str):
-    """Verifica que el usuario tenga un permiso específico"""
-    if not hasattr(user.role_obj, permission) or not getattr(user.role_obj, permission):
-        raise HTTPException(
-            status_code=403, 
-            detail=f"No tienes permisos para esta acción (requiere: {permission})"
-        )
-
-def has_permission(user: models.User, permission: str) -> bool:
-    """Verifica si el usuario tiene un permiso específico"""
-    return hasattr(user.role_obj, permission) and getattr(user.role_obj, permission)
-
 # Dependency para obtener usuario actual
 def get_current_user(
     credentials: HTTPAuthorizationCredentials = Depends(security),
@@ -64,11 +51,8 @@ def get_current_user(
         api_token.last_used_at = datetime.utcnow()
         db.commit()
         
-        # Obtener usuario con rol
-        user = db.query(models.User).options(
-            joinedload(models.User.role_obj)
-        ).filter(models.User.id == api_token.user_id).first()
-        
+        # Obtener usuario
+        user = db.query(models.User).filter(models.User.id == api_token.user_id).first()
         if not user or not user.is_active:
             raise HTTPException(
                 status_code=status.HTTP_401_UNAUTHORIZED,
@@ -88,10 +72,7 @@ def get_current_user(
     
     user_id = int(payload.get("sub"))
     print(f"Looking for user ID: {user_id}")  # Debug
-    user = db.query(models.User).options(
-        joinedload(models.User.role_obj)
-    ).filter(models.User.id == user_id).first()
-    
+    user = db.query(models.User).filter(models.User.id == user_id).first()
     if user is None:
         print(f"User not found with ID: {user_id}")  # Debug
         raise HTTPException(status_code=404, detail="Usuario no encontrado")
@@ -113,15 +94,13 @@ def register(user: schemas.UserCreate, db: Session = Depends(get_db)):
         username=user.username,
         email=user.email,
         full_name=user.full_name,
-        role_id=user.role_id,
+        role=user.role,
         password_hash=hashed_password
     )
     db.add(db_user)
     db.commit()
     db.refresh(db_user)
     return db_user
-    db.refresh(db_user)
-    return db_user
 
 
 @app.post("/api/auth/login", response_model=schemas.Token)