# 数据库配置
DB_URL=jdbc:mysql://your-host:3306/your-db
DB_USERNAME=your-username
DB_PASSWORD=your-password

# JWT配置
JWT_SECRET=your-super-secret-key
JWT_EXPIRATION=86400000

# 环境配置
SPRING_PROFILES_ACTIVE=dev

# CORS配置
CORS_ALLOWED_ORIGINS=https://your-frontend.com