APP_NAME=Jiaheng Hardware ERP API APP_ENV=dev APP_HOST=0.0.0.0 APP_PORT=8000 MYSQL_HOST=127.0.0.1 MYSQL_PORT=3306 MYSQL_DATABASE=jiaheng_erp MYSQL_USER=root MYSQL_PASSWORD=replace_me ALLOWED_ORIGINS=http://localhost:5173 AUTH_SECRET_KEY=please-change-this-in-production AUTH_TOKEN_EXPIRE_MINUTES=480