Update Docker Hub tags and push to develop branch

Author: mauu

.github/workflows/portainer-dockerhub-dev-v2.yml

@@ -0,0 +1,58 @@
+# This is a basic workflow to help you get started with Actions
+
+name: Portainer - GitOps Demo
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the Main branch
+on:
+#  push:
+#    branches: [ main ]
+   release:
+       types: [published]
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set env
+        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v1 
+        with:
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
+          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: ./Dockerfile
+          platforms: linux/amd64
+          push: true
+          tags: |
+            ${{ secrets.DOCKER_HUB_USERNAME }}/gitops-develop:${{ env.RELEASE_VERSION }}
+      - name: Update Kubernetes manifest
+        run: |
+          sed -i "s|image:mauu/gitops-develop:.*|image:mauu/gitops-develop:${{ env.RELEASE_VERSION }}|g" conf/manifest.yml
+      - name: Commit and push changes
+        run: |
+         git config --local user.email "github-actions[bot]@users.noreply.github.com"
+         git config --local user.name "github-actions[bot]"
+         git add conf/manifest.yml
+         git commit -m "Update image tag to ${{ env.RELEASE_VERSION }}" || echo "No changes to commit"
+         git push origin HEAD:develop