frontend-karaf-plugin config for putting bundle.js on the target jar classpath

pom.xml

<project>
 <build>
  <plugins>
   <plugin>
    <groupId>com.github.eirslett</groupId>
    <artifactId>frontend-maven-plugin</artifactId>
    <version>1.6</version>
    <configuration>
     <nodeVersion>v10.4.0</nodeVersion>
     <workingDirectory>src/main/frontend</workingDirectory>
     <installDirectory>target</installDirectory>
    </configuration>
    <executions>
     <execution>
      <id>install node and npm</id>
      <goals>
       <goal>install-node-and-npm</goal>
      </goals>
     </execution>
     <execution>
      <id>npm install</id>
      <goals>
       <goal>npm</goal>
      </goals>
     </execution>
     <execution>
      <id>webpack build</id>
      <goals>
       <goal>webpack</goal>
      </goals>
     </execution>
    </executions>
   </plugin>
  </plugins>
 </build>
</project>