# Database DATABASE_URL=postgres://food_ai:food_ai_local@localhost:5433/food_ai?sslmode=disable # Firebase FIREBASE_CREDENTIALS_FILE=./firebase-credentials.json # JWT JWT_SECRET=change-me-in-production JWT_ACCESS_DURATION=15m JWT_REFRESH_DURATION=720h # Server PORT=8080 ALLOWED_ORIGINS=http://localhost:3000 # External APIs OPENAI_API_KEY=your-openai-key PEXELS_API_KEY=your-pexels-key