# 数据库配置 DATABASE_URL=mysql+pymysql://railway:Railway01.@8.134.75.237:3309/railway DB_HOST=8.134.75.237 DB_PORT=3309 DB_USER=railway DB_PASSWORD=Railway01. DB_NAME=railway # 应用配置 APP_HOST=0.0.0.0 APP_PORT=8000 APP_DEBUG=True