-- Insert default owner (change password after installation)
INSERT INTO owners (telegram_id, username, first_name, password_hash, created_at)
VALUES (
    123456789, 
    'owner', 
    'System Owner', 
    '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMQJqhN8/LewdBPj2c7qW8QJ7O', -- password: ChangeMe123!
    NOW()
) ON CONFLICT (username) DO NOTHING;