Push docker image

.github/workflows/docker-push.yml

@@ -0,0 +1,108 @@
+name: Build octopus-cli Docker image
+
+on:
+  push:
+    tags:
+      - 'v*'
+  workflow_dispatch:
+
+env:
+   REGISTRY_IMAGE: octopusdeploy/octopus-cli
+
+jobs:
+  build-linux:
+    strategy:
+      matrix:
+        os: 
+          - ubuntu-latest
+        platform:
+          - linux/amd64
+          - linux/arm64
+    runs-on: ${{ matrix.os }}
+    env:
+      VERSION: ${{ github.ref_name }}
+    steps:
+
+    - name: Prepare
+      run: |
+          platform=${{ matrix.platform }}
+          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV 
+          echo "PLATFORM_ARCH=${platform//[linux\/]/}" >> $GITHUB_ENV 
+
+    - name: Checkout  
+      uses: actions/checkout@v4
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+      with:
+        platforms: linux/amd64,linux/arm64
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        registry: ${{ secrets.INTERNAL_DOCKER_REGISTRY_URL }}
+        username: ${{ secrets.INTERNAL_DOCKER_READ_ONLY_USER_NAME }}
+        password: ${{ secrets.INTERNAL_DOCKER_READ_ONLY_ACCESS_TOKEN }}
+
+    - name: Build and push by digest
+      id: build  
+      uses: docker/build-push-action@v5
+      with:
+        context: docker/${{ env.PLATFORM_PAIR }}
+        platforms: ${{ matrix.platform }}
+        provenance: false
+        build-args: |
+          OCTOPUS_CLI_VERSION=${{ env.VERSION }}
+        outputs: type=image,name=${{ env.REGISTRY_IMAGE }},push-by-digest=true,name-canonical=true,push=true
+
+    - name: Export digest
+      run: |
+          mkdir -p /tmp/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/${digest#sha256:}"
+    - name: Upload digest
+      uses: actions/upload-artifact@v4
+      with:
+        name: digests-${{ env.PLATFORM_PAIR }}
+        path: /tmp/digests/*
+        if-no-files-found: error
+        retention-days: 1
+  merge:
+    needs: [build-linux]
+    runs-on: ubuntu-latest
+    env:
+      VERSION_NUMBER: ${{  github.ref_name }}
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: /tmp/digests
+          pattern: digests-*
+          merge-multiple: true
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY_IMAGE }}
+          tags: |
+            ${{ env.VERSION_NUMBER }}
+            latest
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ secrets.INTERNAL_DOCKER_REGISTRY_URL }}
+          username: ${{ secrets.INTERNAL_DOCKER_READ_ONLY_USER_NAME }}
+          password: ${{ secrets.INTERNAL_DOCKER_READ_ONLY_ACCESS_TOKEN }}
+      - name: Create manifest list and push
+        working-directory: /tmp/digests
+        run: |
+          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
+            $(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)
+      - name: Inspect image
+        run: |
+          docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:${{ steps.meta.outputs.version }}

docker/linux-amd64/Dockerfile

@@ -0,0 +1,18 @@
+FROM --platform=linux/amd64 alpine:latest 
+
+ARG OCTOPUS_CLI_VERSION=2.4.0
+
+RUN apk update && apk upgrade && apk add --no-cache bash curl
+
+RUN curl -L https://github.com/OctopusDeploy/cli/raw/main/scripts/install.sh | VERSION=v$OCTOPUS_CLI_VERSION bash
+
+LABEL \
+    org.label-schema.schema-version="1.0" \
+    org.label-schema.name="Octopus Deploy CLI" \
+    org.label-schema.vendor="Octopus Deploy" \
+    org.label-schema.url="https://octopus.com" \
+    org.label-schema.vcs-url="https://github.com/OctopusDeploy/cli" \
+    org.label-schema.license="Apache"  \
+    org.label-schema.description="Octopus Deploy CLI: octopus" 
+
+ENTRYPOINT ["octopus"]

docker/linux-arm64/Dockerfile

@@ -0,0 +1,18 @@
+FROM --platform=linux/arm64 arm64v8/alpine:latest 
+
+ARG OCTOPUS_CLI_VERSION=2.4.0
+
+RUN apk update && apk upgrade && apk add --no-cache bash curl
+
+RUN curl -L https://github.com/OctopusDeploy/cli/raw/main/scripts/install.sh | VERSION=v$OCTOPUS_CLI_VERSION bash
+
+LABEL \
+    org.label-schema.schema-version="1.0" \
+    org.label-schema.name="Octopus Deploy CLI" \
+    org.label-schema.vendor="Octopus Deploy" \
+    org.label-schema.url="https://octopus.com" \
+    org.label-schema.vcs-url="https://github.com/OctopusDeploy/cli" \
+    org.label-schema.license="Apache"  \
+    org.label-schema.description="Octopus Deploy CLI: octopus" 
+
+ENTRYPOINT ["octopus"]