auth email/password

app/database.py

@@ -0,0 +1,18 @@
+"""Database configuration and initialization."""
+
+from flask_sqlalchemy import SQLAlchemy
+from flask_migrate import Migrate
+
+db = SQLAlchemy()
+migrate = Migrate()
+
+
+def init_db(app):
+    """Initialize database with Flask app."""
+    db.init_app(app)
+    migrate.init_app(app, db)
+    
+    # Import models here to ensure they are registered with SQLAlchemy
+    from app.models import user, user_oauth  # noqa: F401
+    
+    return db