将项目依赖的jar包，复制到lib文件夹中_导入依赖,将下载完成的jar,复制到我们工程下的lib 目录

<!-- 将工程依赖的jar包，复制至target/lib目录下进行管理，方便已生成jar的工程进行引用。 -->
<plugin>
  <groupId>org.apache.maven.plugins</groupId>
  <artifactId>maven-dependency-plugin</artifactId>
  <executions>
    <execution>
      <id>copy-dependencies</id>
      <phase>prepare-package</phase>
      <goals>
        <goal>copy-dependencies</goal>
      </goals>
      <configuration>
        <outputDirectory>${project.build.directory}/lib</outputDirectory>
        <overWriteReleases>false</overWriteReleases>
        <overWriteSnapshots>false</overWriteSnapshots>
        <overWriteIfNewer>true</overWriteIfNewer>
      </configuration>
    </execution>
  </executions>
</plugin>
<plugin>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-maven-plugin</artifactId>
  <configuration>
    <includes>
      <include>
        <groupId>nothing</groupId>
        <artifactId>nothing</artifactId>
      </include>
    </includes>
  </configuration>
</plugin>
<plugin>
  <groupId>org.apache.maven.plugins</groupId>
  <artifactId>maven-war-plugin</artifactId>
  <configuration>
    <archive>
      <manifest>
        <!-- 主函数的入口 -->
        <mainClass>com.ed.core.CoreCaseApplication</mainClass>
        <!-- 打包时 MANIFEST.MF文件不记录的时间戳版本 -->
        <useUniqueVersions>false</useUniqueVersions>
        <addClasspath>true</addClasspath>
        <classpathPrefix>lib/</classpathPrefix>
      </manifest>
      <manifestEntries>
        <Class-Path>.</Class-Path>
      </manifestEntries>
    </archive>
    <packagingExcludes>WEB-INF/lib/**.jar</packagingExcludes>
  </configuration>
</plugin>

Pom.xml 中配置完成后，需要执行命令：mvn install 即可。

命令执行完成后，对应的target 文件夹下会多一个lib的文件夹。