关于maven仓库问题
Could not transfer artifact org.springframework.boot:spring-boot-starter-web:pom:2.4.0 from/to central (https://repo.maven.apache.org/maven2): Transfer failed for https://repo.maven.apache.org/maven2/org/springframework/boot/spring-boot-starter-web/2.4.0/spring-boot-starter-web-2.4.0.pom
问了度娘，解决办法：
https://www.icode9.com/content-4-694374.html
再一个问题
Cannot resolve plugin org.apache.maven.plugins:maven-resources-plugin:2.6
在setting中没有配置maven的settings.xml和仓库 地址