(feat): Added PostgreSQL connection string encoding.

services/user.py

@@ -2,33 +2,18 @@ from werkzeug.security import generate_password_hash, check_password_hash
 from models.user import User, db
 
 class UserService:
-    def __init__(self):
-        self.db = db
-
     def create_user(self, username, password):
-        # Check if the user exists
         existing_user = User.query.filter_by(username=username).first()
         if existing_user:
             raise ValueError("User already exists")
         
-        # Hash the password before storing
-        hash_password = generate_password_hash(password)
-
-        # Create a new user
-        new_user = User(username=username, password=hash_password)
-        self.db.session.add(new_user)
-        self.db.session.commit()
-
+        new_user = User(username=username, password=password)
+        db.session.add(new_user)
+        db.session.commit()
         return new_user
 
     def verify_user(self, username, password):
-        # Fetch the user by username
         user = User.query.filter_by(username=username).first()
-        if not user:
+        if not user or not user.check_password(password):
             raise ValueError("Invalid username or password")
-        
-        # Verify the hashed password
-        if not check_password_hash(user.password, password):
-            raise ValueError("Invalid username or password")
-        
-        return user
+        return user