fix bcryp version

back/main.py

@@ -55,7 +55,7 @@ def verify_password(plain_password, hashed_password):
 def get_password_hash(password):
     return pwd_context.hash(password)
 
-def authenticate_user(name, password):
+def authenticate_user(db, name, password):
     user = get_user(db, name)
     if len(user) == 0:
         return False
@@ -97,7 +97,7 @@ async def login_for_access_token(
         form_data: OAuth2PasswordRequestForm = Depends(),
         db=Depends(get_db)
     ):
-    user = authenticate_user(form_data.username, form_data.password)
+    user = authenticate_user(db, form_data.username, form_data.password)
     username = form_data.username
     if not user:
         raise HTTPException(

back/requirements.txt

@@ -1,7 +1,7 @@
 annotated-doc==0.0.4
 annotated-types==0.7.0
 anyio==4.12.1
-bcrypt==5.0.0
+bcrypt<4.0.0
 certifi==2026.1.4
 click==8.1.8
 dnspython==2.7.0