Add pmd

Author: JPechberty

.github/workflows/qa.yml

@@ -34,4 +34,7 @@ jobs:
           restore-keys: ${{ runner.os }}-m2
       - name: Run QA Checkstyle
         if: success() || failure()
-        run: mvn -B checkstyle:checkstyle --file pom.xml
+        run: mvn -B checkstyle:checkstyle --file pom.xml
+      - name: Run PMD Check
+        if: success() || failure()
+        run: mvn -B pmp:pmp --file pom.xml

pom.xml

@@ -140,6 +140,19 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-pmd-plugin</artifactId>
+                <version>3.23.0</version>
+                <executions>
+                    <execution>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
 </project>