✨ Add authenticate simplified CRUD

src/backend/app/app/crud/__init__.py

@@ -9,7 +9,7 @@
 
 # item = CRUDBase[Item, ItemCreate, ItemUpdate](Item)
 from sqlmodel import Session, select
-from app.core.security import get_password_hash
+from app.core.security import get_password_hash, verify_password
 from app.models import UserCreate, User
 
 
@@ -27,3 +27,12 @@ def get_user_by_email(*, session: Session, email: str) -> User | None:
     statement = select(User).where(User.email == email)
     session_user = session.exec(statement).first()
     return session_user
+
+
+def authenticate(*, session: Session, email: str, password: str) -> User | None:
+    user = get_user_by_email(session=session, email=email)
+    if not user:
+        return None
+    if not verify_password(password, user.hashed_password):
+        return None
+    return user