added user registration and login

create_default_user.py

@@ -0,0 +1,20 @@
+from app import app, db, User, bcrypt
+
+# Create the default user
+username = 'admin'
+password = '1234'
+hashed_password = bcrypt.generate_password_hash(password).decode('utf-8')
+
+with app.app_context():
+    # Delete the existing user if it exists
+    existing_user = User.query.filter_by(username=username).first()
+    if existing_user:
+        db.session.delete(existing_user)
+        db.session.commit()
+
+    # Add the new user to the database
+    default_user = User(username=username, password=hashed_password, role='admin')
+    db.session.add(default_user)
+    db.session.commit()
+
+print(f"Default user '{username}' created with password '{password}'")