changing to npm

pom.xml

@@ -159,7 +159,7 @@
 						</goals>
 						<configuration>
 							<workingDirectory>${project.basedir}/src/main/frontend</workingDirectory>
-							<executable>pnpm</executable>
+							<executable>npm</executable>
 							<arguments>
 								<argument>run</argument>
 								<argument>build</argument>