johnniang 看看这个对你是否有帮助：https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.logging.logback-extensions.environment-properties.
yananshiwo johnniang 在build docker images的是时候替换 RUN sed -i “s/app_name/$app_name/g” logback-spring.xml 变量是由自动化参数定义的
