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.github/workflows/main.yml

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+
+name: Build and Release nexusiq-getmetrics
+
+on:
+  push:
+    tags:
+      - '*'
+
+env:
+  IMAGE_NAME: nexusiq-getmetrics
+  RELEASE_BRANCH: main
+  RELEASE_VERSION: ${{ github.ref_name }}
+
+jobs:
+
+    build_application:
+        name: build nexusiq-getmetrics application
+        runs-on: ubuntu-latest
+        steps:
+        - uses: actions/checkout@v2
+        - name: Set up JDK 8
+          uses: actions/setup-java@v2
+          with:
+            java-version: '8'
+            distribution: 'adopt'
+
+        - name: Cache Gradle packages
+          uses: actions/cache@v2
+          with:
+            path: |
+              ~/.gradle/caches
+              ~/.gradle/wrapper
+            key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+            restore-keys: |
+              ${{ runner.os }}-gradle-
+      
+        - name: Grant execute permission for gradlew
+          run: chmod +x gradlew
+
+        - name: Build with Gradle
+          run: ./gradlew -Pversion=$RELEASE_VERSION clean build packagefiles
+
+        - name: Upload the artifact
+          uses: actions/upload-artifact@v2
+          with:
+            name: nexusiq-getmetrics.jar
+            path: |
+              build/libs
+              !build/libs/*plain.jar
+
+        - name: Create release
+          uses: softprops/action-gh-release@v1
+          if: startsWith(github.ref, 'refs/tags/')
+          with:
+            files: nexusiq-getmetrics-*.zip
+
+    build_docker_image:
+        needs: build_application
+        name: build docker image
+        runs-on: ubuntu-latest
+        steps:
+
+        - uses: actions/checkout@v2
+
+        - name: Download the application file
+          uses: actions/download-artifact@v2
+          with:
+            name: nexusiq-getmetrics.jar
+
+        - name: Build image
+          run: docker build . --file Dockerfile --tag $IMAGE_NAME --label "runnumber=${GITHUB_RUN_ID}"
+
+        - name: Log in to registry
+          run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
+
+        - name: Push image
+          run: |
+              IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
+
+              # Change all uppercase to lowercase
+              IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
+
+              # Use Docker `latest` tag convention
+              [ "$RELEASE_VERSION" == "$RELEASE_BRANCH" ] && RELEASE_VERSION=latest
+
+              echo IMAGE_ID=$IMAGE_ID
+              echo RELEASE_VERSION=$RELEASE_VERSION
+
+              docker tag $IMAGE_NAME $IMAGE_ID:$RELEASE_VERSION
+              docker push $IMAGE_ID:$RELEASE_VERSION
+
+