github: ci: Add extension deployment

Signed-off-by: Patrick José Pereira <[email protected]>

.github/workflows/ci.yml

@@ -67,4 +67,73 @@ jobs:
         with:
           name: cockpit-${{ matrix.suffix }}
           path: dist/cockpit*.${{ matrix.extension }}
-          if-no-files-found: error
+          if-no-files-found: error
+
+  deploy-blueos-extension:
+    needs: test
+    runs-on: ubuntu-latest
+    env:
+      PLATFORMS: "linux/arm/v7,linux/arm64/v8,linux/amd64"
+      DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
+
+    steps:
+      - name: Login to Docker Hub
+        if: success() && github.event_name != 'pull_request'
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Prepare
+        id: prepare
+        run: |
+          # Deploy image with the name of the branch, if the build is a git tag, replace tag with the tag name.
+          # If git tag matches semver, append latest tag to the push.
+          DOCKER_IMAGE=${DOCKER_USERNAME:-bluerobotics}/cockpit
+          VERSION=${GITHUB_REF##*/}
+          if [[ $GITHUB_REF == refs/tags/* ]]; then
+            VERSION=${GITHUB_REF#refs/tags/}
+          fi
+          TAGS="--tag ${DOCKER_IMAGE}:${VERSION}"
+          if [[ $VERSION =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+            TAGS="$TAGS --tag ${DOCKER_IMAGE}:latest"
+          fi
+          echo ::set-output name=docker_image::${DOCKER_IMAGE}
+          echo ::set-output name=version::${VERSION}
+          echo ::set-output name=buildx_args:: \
+            ${TAGS} \
+            --file Dockerfile .
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+        with:
+          platforms: all
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          version: latest
+
+      - name: Docker Buildx (build)
+        run: |
+          docker buildx build \
+            --output "type=image,push=false" \
+            --platform $PLATFORMS \
+            ${{ steps.prepare.outputs.buildx_args }}
+
+      - name: Docker Buildx (push)
+        if: success() && github.event_name != 'pull_request'
+        run: |
+          docker buildx build \
+            --output "type=image,push=true" \
+            --platform $PLATFORMS \
+            ${{ steps.prepare.outputs.buildx_args }}
+
+      - name: Inspect image
+        if: always() && github.event_name != 'pull_request'
+        run: |
+          docker buildx imagetools \
+            inspect ${{ steps.prepare.outputs.docker_image }}:${{ steps.prepare.outputs.version }}