reformatted with black

app.py

@@ -5,83 +5,95 @@ from werkzeug.security import generate_password_hash, check_password_hash
 import os
 
 app = Flask(__name__)
-app.config['SECRET_KEY'] = os.environ.get(
-    'FLASK_SECRET_KEY', 
-    'your-secret-key-here'  # Fallback for development only
+app.config["SECRET_KEY"] = os.environ.get(
+    "FLASK_SECRET_KEY", "your-secret-key-here"  # Fallback for development only
 )
-app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///' + os.path.join(os.path.abspath(os.path.dirname(__file__)), 'instance/users.db')
-app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///" + os.path.join(
+    os.path.abspath(os.path.dirname(__file__)), "instance/users.db"
+)
+app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
 
 db = SQLAlchemy(app)
 
+
 # Initialize database CLI command
 @app.cli.command("init-db")
 def init_db():
     import os
-    db_path = app.config['SQLALCHEMY_DATABASE_URI'].replace('sqlite:///', '')
+
+    db_path = app.config["SQLALCHEMY_DATABASE_URI"].replace("sqlite:///", "")
     os.makedirs(os.path.dirname(db_path), exist_ok=True, mode=0o755)
     with app.app_context():
         db.create_all()
     print(f"Database created at {db_path}")
+
+
 login_manager = LoginManager(app)
-login_manager.login_view = 'login'
+login_manager.login_view = "login"
+
 
 class User(UserMixin, db.Model):
     id = db.Column(db.Integer, primary_key=True)
     email = db.Column(db.String(100), unique=True)
     password = db.Column(db.String(100))
 
+
 @login_manager.user_loader
 def load_user(user_id):
     return User.query.get(int(user_id))
 
-@app.route('/')
-def home():
-    return redirect(url_for('login'))
 
-@app.route('/login', methods=['GET', 'POST'])
+@app.route("/")
+def home():
+    return redirect(url_for("login"))
+
+
+@app.route("/login", methods=["GET", "POST"])
 def login():
-    if request.method == 'POST':
-        email = request.form.get('email')
-        password = request.form.get('password')
+    if request.method == "POST":
+        email = request.form.get("email")
+        password = request.form.get("password")
         user = User.query.filter_by(email=email).first()
-        
+
         if user and check_password_hash(user.password, password):
             login_user(user)
-            return redirect(url_for('dashboard'))
-        
-        return 'Invalid credentials'
-    return render_template('login.html')
+            return redirect(url_for("dashboard"))
 
-@app.route('/register', methods=['GET', 'POST'])
+        return "Invalid credentials"
+    return render_template("login.html")
+
+
+@app.route("/register", methods=["GET", "POST"])
 def register():
-    if request.method == 'POST':
-        email = request.form.get('email')
-        password = request.form.get('password')
-        confirm_password = request.form.get('confirm_password')
-        
+    if request.method == "POST":
+        email = request.form.get("email")
+        password = request.form.get("password")
+        confirm_password = request.form.get("confirm_password")
+
         if password != confirm_password:
-            return 'Passwords do not match'
-            
+            return "Passwords do not match"
+
         if User.query.filter_by(email=email).first():
-            return 'Email already registered'
-            
+            return "Email already registered"
+
         password = generate_password_hash(password)
-            
+
         new_user = User(email=email, password=password)
         db.session.add(new_user)
         db.session.commit()
-        
-        return redirect(url_for('login'))
-    return render_template('register.html')
 
-@app.route('/dashboard')
+        return redirect(url_for("login"))
+    return render_template("register.html")
+
+
+@app.route("/dashboard")
 @login_required
 def dashboard():
-    return render_template('dashboard.html')
+    return render_template("dashboard.html")
 
-@app.route('/logout')
+
+@app.route("/logout")
 @login_required
 def logout():
     logout_user()
-    return redirect(url_for('login'))
+    return redirect(url_for("login"))