chore(ci): add GHA pipeline to publish container images

Signed-off-by: mudler <[email protected]>

.github/workflows/images.yml

@@ -0,0 +1,70 @@
+---
+name: 'build container images'
+
+on:
+  push:
+    branches:
+      - master
+      - main
+    tags:
+      - '*'
+concurrency:
+  group: ci-image-${{ github.head_ref || github.ref }}-${{ github.repository }}
+  cancel-in-progress: true
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Prepare
+        id: prep
+        run: |
+          DOCKER_IMAGE=masaengineering/oracle
+          # Use branch name as default
+          VERSION=${GITHUB_REF#refs/heads/}
+          BINARY_VERSION=$(git describe --always --tags --dirty)
+          SHORTREF=${GITHUB_SHA::8}
+          # If this is git tag, use the tag name as a docker tag
+          if [[ $GITHUB_REF == refs/tags/* ]]; then
+            VERSION=${GITHUB_REF#refs/tags/}
+          fi
+          TAGS="${DOCKER_IMAGE}:${VERSION},${DOCKER_IMAGE}:${SHORTREF}"
+          # If the VERSION looks like a version number, assume that
+          # this is the most recent version of the image and also
+          # tag it 'latest'.
+          if [[ $VERSION =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+            TAGS="$TAGS,${DOCKER_IMAGE}:latest"
+          fi
+          # Set output parameters.
+          echo ::set-output name=binary_version::${BINARY_VERSION}
+          echo ::set-output name=tags::${TAGS}
+          echo ::set-output name=docker_image::${DOCKER_IMAGE}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@master
+        with:
+          platforms: all
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@master
+
+      - name: Login to DockerHub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build
+        uses: docker/build-push-action@v6
+        with:
+          builder: ${{ steps.buildx.outputs.name }}
+          build-args: |
+            VERSION=${{ steps.prep.outputs.binary_version }}
+          context: ./
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.prep.outputs.tags }}