fix gh workflow behavior

.github/workflows/build.yml

@@ -23,42 +23,4 @@ jobs:
         run: chmod +x mvnw
 
       - name: Build with Maven
-        run: ./mvnw --no-transfer-progress --batch-mode compile
-
-  publish-docs-reports:
-    needs: build	
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: Set up JDK 11
-        uses: actions/setup-java@v2
-        with:
-          java-version: '11'
-          distribution: 'adopt'
-
-      - name: Grant execute permission for mvnw
-        run: chmod +x mvnw
-
-      - name: Export project version
-        run: echo "PROJECT_VERSION=$(./mvnw help:evaluate -Dexpression=project.version -q -DforceStdout)" >> $GITHUB_ENV
-
-      - name: Generate reports
-        run: ./mvnw --no-transfer-progress --batch-mode site
-
-      - name: Deploy maven reports to GitHub Pages as current version
-        uses: JamesIves/[email protected]
-        with:
-          branch: gh-pages
-          clean: true
-          folder: target/site
-          target-folder: docs/${{ env.PROJECT_VERSION }}/site
-
-      - name: Deploy maven reports to GitHub Pages as latest version
-        uses: JamesIves/[email protected]
-        with:
-          branch: gh-pages
-          clean: true
-          folder: target/site
-          target-folder: docs/latest/site
+        run: ./mvnw --no-transfer-progress --batch-mode test compile

.github/workflows/gh-docs.yml

@@ -0,0 +1,45 @@
+name: Update gh-pages
+
+on:
+  workflow_run:
+    workflows: [ Java CI ]
+    types: [ completed ]
+
+jobs:
+  publish-docs-reports:
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v2
+        with:
+          java-version: '11'
+          distribution: 'adopt'
+
+      - name: Grant execute permission for mvnw
+        run: chmod +x mvnw
+
+      - name: Export project version
+        run: echo "PROJECT_VERSION=$(./mvnw help:evaluate -Dexpression=project.version -q -DforceStdout)" >> $GITHUB_ENV
+
+      - name: Generate reports
+        run: ./mvnw --no-transfer-progress --batch-mode site
+
+      - name: Deploy maven reports to GitHub Pages as current version
+        uses: JamesIves/[email protected]
+        with:
+          branch: gh-pages
+          clean: true
+          folder: target/site
+          target-folder: docs/${{ env.PROJECT_VERSION }}/site
+
+      - name: Deploy maven reports to GitHub Pages as latest version
+        uses: JamesIves/[email protected]
+        with:
+          branch: gh-pages
+          clean: true
+          folder: target/site
+          target-folder: docs/latest/site