异常信息:
Failed to execute goal org.springframework.boot:spring-boot-maven-plugin:2.7.0:repackage (repackage) on project smartagriculture_common: Execution repackage of goal org.springframework.boot:spring-boot-maven-plugin:2.7.0:repackage failed: Unable to find main class
异常原因就是在打包的时候(install),某个没有main函数的模块的pom.xml中使用了打包插件，解决办法就是去掉此打包插件即可:
再次install,异常消失:
