rely on locally installed npm

Author: sudo-may

frontend/pom.xml

@@ -30,6 +30,20 @@
                         <goals>
                             <goal>exec</goal>
                         </goals>
+                        <configuration>
+                            <executable>npm</executable>
+                            <arguments>
+                                <argument>install</argument>
+                            </arguments>
+                            <workingDirectory>${basedir}</workingDirectory>
+                        </configuration>
+                    </execution>
+                    <execution>
+                        <id>exec-npm-build</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>exec</goal>
+                        </goals>
                         <configuration>
                             <executable>npm</executable>
                             <arguments>