解压缩maven依赖项一次，以加快maven构建速度。

<build>
  <plugins>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-dependency-plugin</artifactId>
      <version>3.1.2</version>
      <executions>
        <execution>
          <id>unpack-dependencies</id>
          <phase>process-resources</phase>
          <goals>
            <goal>unpack-dependencies</goal>
          </goals>
          <configuration>
            <includeGroupIds>com.example</includeGroupIds>
            <includeArtifactIds>example-artifact</includeArtifactIds>
            <outputDirectory>${project.build.directory}/unpacked-dependencies</outputDirectory>
          </configuration>
        </execution>
      </executions>
    </plugin>
  </plugins>
</build>