Remove NPM from pom file

Makefile

 clean:;
 	mvn clean
-compile-java: validate-spec;
+compile-java: validate-spec generate-spec;
 	mvn compile package
 compile-java-quick: validate-spec;
 	mvn compile package -Dmaven.test.skip=true
@@ -8,8 +8,10 @@ compile: clean compile-java;
 compile-quick: clean compile-java-quick;
 install-npm:;
 	npm ci
+generate-spec: install-npm;
+  npm run generate-json-schema
 validate-spec: install-npm;
-	npm run test
+  npm run test
 compile-start: compile-quick;
 	docker-compose down
 	docker-compose build

pom.xml

@@ -187,56 +187,6 @@
           </annotationProcessorPaths>
         </configuration>
       </plugin>
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>exec-maven-plugin</artifactId>
-        <version>1.3.2</version>
-        <executions>
-          <execution>
-            <id>npm install (initialize)</id>
-            <goals>
-              <goal>exec</goal>
-            </goals>
-            <phase>initialize</phase>
-            <configuration>
-              <executable>npm</executable>
-              <arguments>
-                <argument>install</argument>
-                <argument>-f</argument>
-              </arguments>
-            </configuration>
-          </execution>
-          <execution>
-            <id>npm clean</id>
-            <goals>
-              <goal>exec</goal>
-            </goals>
-            <phase>clean</phase>
-            <configuration>
-              <executable>npm</executable>
-              <arguments>
-                <argument>run</argument>
-                <argument>clean</argument>
-              </arguments>
-            </configuration>
-          </execution>
-          <execution>
-            <id>npm run pre-test</id>
-            <goals>
-              <goal>exec</goal>
-            </goals>
-            <phase>generate-test-resources</phase>
-            <configuration>
-              <executable>npm</executable>
-              <skip>${maven.test.skip}</skip>
-              <arguments>
-                <argument>run</argument>
-                <argument>generate-json-schema</argument>
-              </arguments>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
       <plugin>
         <artifactId>maven-surefire-plugin</artifactId>
         <version>${surefire-plugin.version}</version>