Add pmd to check-build workflow

Author: AB-xdev

.github/workflows/check-build.yml

@@ -70,7 +70,7 @@ jobs:
         path: ${{ env.DEMO_MAVEN_MODULE }}/target/${{ env.DEMO_MAVEN_MODULE }}.jar
         if-no-files-found: error
 
-  code-style:
+  checkstyle:
     runs-on: ubuntu-latest
     if: ${{ github.event_name != 'pull_request' || !startsWith(github.head_ref, 'renovate/') }}
 
@@ -91,3 +91,40 @@ jobs:
 
     - name: Run Checkstyle
       run: ./mvnw -B checkstyle:check -P checkstyle -T2C
+
+  pmd:
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name != 'pull_request' || !startsWith(github.head_ref, 'renovate/') }}
+
+    strategy:
+      matrix:
+        java: [17]
+        distribution: [temurin]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up JDK
+      uses: actions/setup-java@v4
+      with:
+        distribution: ${{ matrix.distribution }}
+        java-version: ${{ matrix.java }}
+        cache: 'maven'
+
+    - name: Run PMD
+      run: ./mvnw -B test pmd:aggregate-pmd-no-fork pmd:check -P pmd -DskipTests -T2C
+
+    - name: Run CPD (Copy Paste Detector)
+      run: ./mvnw -B pmd:aggregate-cpd pmd:cpd-check -P pmd -DskipTests -T2C
+
+    - name: Upload report
+      if: always()
+      uses: actions/upload-artifact@v4
+      with:
+        name: pmd-report
+        if-no-files-found: ignore
+        path: |
+          target/site/*.html
+          target/site/css/**
+          target/site/images/logos/maven-feather.png
+          target/site/images/external.png