create lagoon-core version pusher

.github/workflows/lagoon-core-docker-image.yaml

@@ -0,0 +1,78 @@
+name: Publish lagoon-core build-deploy image
+
+on:
+  push:
+    tags:
+      - 'core-v*.*.*'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        goversion:
+        - 1.17
+    steps:
+      -
+        name: Checkout Branch or Tag
+        uses: actions/checkout@v2
+        if: ${{ github.event_name != 'pull_request' }}
+        with:
+          fetch-depth: "0"
+      -
+        name: Set version for tag build
+        if: "startsWith(github.ref, 'refs/tags/')"
+        id: version_tag_build
+        run: |
+          LAGOON_VERSION=$(echo $(git describe --abbrev=0 --tags --match 'core-v*'))
+          BUILD_VERSION=$(echo $(git describe --abbrev=0 --tags --match 'v*'))
+          BUILD=$(date +%FT%T%z)
+          echo "LAGOON_VERSION=$LAGOON_VERSION" >> $GITHUB_ENV
+          echo "BUILD_VERSION=$BUILD_VERSION" >> $GITHUB_ENV
+          echo "BUILD=$BUILD" >> $GITHUB_ENV
+          echo "build-deploy $BUILD_VERSION (built: $BUILD) tagged as $LAGOON_VERSION"
+      -
+        name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            ${{ github.repository_owner }}/build-deploy-image
+            ghcr.io/${{ github.repository_owner }}/build-deploy-image
+          tags: |
+            # tag event
+            type=ref,event=tag
+      -
+        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.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Login to GHCR
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          # platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64
+          build-args: |
+            "VERSION=${{ env.LAGOON_VERSION }}"
+            "BUILD=${{ env.BUILD }}"
+            "GO_VER=${{ matrix.goversion }}"
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}