<groupId>test</groupId>
  <artifactId>test</artifactId>
  <version>0.1-SNAPSHOT</version>
  <packaging>pom</packaging>

  <modules>
    <module>lib</module> <!-- the library -->
    <module>app</module> <!-- the application -->
  </modules>

  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-compiler-plugin</artifactId>