handle user not have profile

app/dependencies.py

@@ -2,6 +2,7 @@ from fastapi import Depends, HTTPException, status
 from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
 from firebase_admin import auth
 from firebase_admin.auth import ExpiredIdTokenError, InvalidIdTokenError
+from . import db
 
 security = HTTPBearer()
 
@@ -11,6 +12,9 @@ def get_current_user(
 ):
     try:
         payload = auth.verify_id_token(credentials.credentials)
+        user_doc_ref = db.collection("user").document(payload["sub"]).get()
+        if user_doc_ref.exists:
+            raise HTTPException(status_code=400, detail="User profile not found")
     except ExpiredIdTokenError as e:
         raise HTTPException(
             status_code=status.HTTP_401_UNAUTHORIZED,