ci: add docker-release.yml

.github/workflows/deploy-release.yml

@@ -0,0 +1,50 @@
+name: Docker
+
+on:
+  push:
+    tags:
+      - v*
+
+env:
+  IMAGE_NAME: ghcr.io/${{ github.repository }}
+  IMAGE_SOURCE: https://github.com/${{ github.repository }}
+
+jobs:
+  # Push image to GitHub Packages.
+  push:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push'
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Build image
+        run: |
+          docker build . \
+          --label "org.opencontainers.image.source=${IMAGE_SOURCE}" \
+          --label "org.opencontainers.image.revision=$(git rev-parse HEAD)" \
+          --label "org.opencontainers.image.version=$(git describe --tags --abbrev=0)" \
+          --label "org.opencontainers.image.licenses=AGPL-3.0" \
+          -f ./Dockerfile -t "${IMAGE_NAME}"
+
+      - name: Login to GHCR
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Push image
+        run: |
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+          # Strip "v" prefix from tag name
+          [[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION | sed -e 's/^v//')
+          # Use Docker `latest` tag convention
+          [ "$VERSION" == "master" ] && VERSION=latest
+          echo IMAGE_NAME=$IMAGE_NAME
+          echo VERSION=$VERSION
+          docker tag $IMAGE_NAME $IMAGE_NAME:$VERSION
+          docker tag $IMAGE_NAME $IMAGE_NAME:latest
+          docker push $IMAGE_NAME:$VERSION
+          docker push $IMAGE_NAME:latest