Why spring boot generates jar or war file with .original extension?

Question

Why after building spring boot app, it generates two jar or war files with .original extension? I use spring boot maven build plugin. For example:

Answer 1

I assume that you're using the spring boot maven build plugin. This behavior is documented here: https://docs.spring.io/spring-boot/docs/current/reference/html/build-tool-plugins-maven-plugin.html