BalanceBoard - Clean release

- Docker deployment ready
- Content aggregation and filtering
- User authentication
- Polling service for updates

🤖 Generated with Claude Code

database.py

@@ -0,0 +1,53 @@
+"""
+Database Configuration
+SQLAlchemy setup for PostgreSQL connection.
+"""
+
+import os
+from flask_sqlalchemy import SQLAlchemy
+
+# Initialize SQLAlchemy instance
+db = SQLAlchemy()
+
+
+def init_db(app):
+    """
+    Initialize database with Flask app.
+
+    Args:
+        app: Flask application instance
+    """
+    # Get database URL from environment variable
+    database_url = os.getenv('DATABASE_URL')
+
+    if not database_url:
+        # Fallback to individual environment variables
+        db_user = os.getenv('POSTGRES_USER', 'balanceboard')
+        db_password = os.getenv('POSTGRES_PASSWORD', 'changeme')
+        db_host = os.getenv('POSTGRES_HOST', 'localhost')
+        db_port = os.getenv('POSTGRES_PORT', '5432')
+        db_name = os.getenv('POSTGRES_DB', 'balanceboard')
+
+        database_url = f'postgresql+psycopg2://{db_user}:{db_password}@{db_host}:{db_port}/{db_name}'
+
+    # Configure Flask app
+    app.config['SQLALCHEMY_DATABASE_URI'] = database_url
+    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+    app.config['SQLALCHEMY_ENGINE_OPTIONS'] = {
+        'pool_size': 10,
+        'pool_recycle': 3600,
+        'pool_pre_ping': True,  # Verify connections before using
+    }
+
+    # Initialize db with app
+    db.init_app(app)
+
+    # Create tables
+    with app.app_context():
+        db.create_all()
+        print("✓ Database tables created")
+
+
+def get_db():
+    """Get database instance"""
+    return db