Hardcode+middleware

env.example

@@ -3,6 +3,10 @@ NODE_ENV=development
 PORT=3000
 
 # Database Configuration (PostgreSQL)
+POSTGRES_USER=postgres
+POSTGRES_PASSWORD=postgres
+POSTGRES_DB=qrmaster
+
 # For local development (without Docker):
 # DATABASE_URL=postgresql://postgres:postgres@localhost:5435/qrmaster?schema=public
 # For Docker Compose (internal Docker network):