publish workspace image

.github/workflows/workspace-release.yaml

@@ -0,0 +1,182 @@
+name: Build & Push Workspace Docker Image on Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  prepare-metadata:
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.meta.outputs.version }}
+      is_prerelease: ${{ steps.meta.outputs.is_prerelease }}
+      prerelease_type: ${{ steps.meta.outputs.prerelease_type }}
+      tags_suffix: ${{ steps.tags.outputs.tags_suffix }}
+    steps:
+      - name: Extract release metadata
+        id: meta
+        run: |
+          VERSION="${GITHUB_REF_NAME}"
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+
+          if [[ "${{ github.event.release.prerelease }}" == "true" ]]; then
+            echo "is_prerelease=true" >> $GITHUB_OUTPUT
+
+            if [[ "$VERSION" =~ -([a-zA-Z]+)\. ]]; then
+              PRERELEASE_TYPE="${BASH_REMATCH[1]}"
+              echo "prerelease_type=$PRERELEASE_TYPE" >> $GITHUB_OUTPUT
+            else
+              echo "prerelease_type=beta" >> $GITHUB_OUTPUT
+            fi
+          else
+            echo "is_prerelease=false" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Determine Docker tags
+        id: tags
+        run: |
+          TAGS_SUFFIX="${{ steps.meta.outputs.version }}"
+
+          if [[ "${{ steps.meta.outputs.is_prerelease }}" == "true" ]]; then
+            TAGS_SUFFIX="$TAGS_SUFFIX,${{ steps.meta.outputs.prerelease_type }}"
+          else
+            TAGS_SUFFIX="$TAGS_SUFFIX,latest"
+
+            VERSION="${{ steps.meta.outputs.version }}"
+            if [[ "$VERSION" =~ ^([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
+              MAJOR="${BASH_REMATCH[1]}"
+              MINOR="${BASH_REMATCH[2]}"
+              TAGS_SUFFIX="$TAGS_SUFFIX,$MAJOR"
+              TAGS_SUFFIX="$TAGS_SUFFIX,$MAJOR.$MINOR"
+            fi
+          fi
+
+          echo "tags_suffix=$TAGS_SUFFIX" >> $GITHUB_OUTPUT
+
+  build-amd64:
+    runs-on: builder-amd64-16-core
+    needs: prepare-metadata
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v4
+        with:
+          buildkitd-flags: --debug
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push AMD64 image
+        id: build
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: sysops/dockerfiles/agent.Dockerfile
+          platforms: linux/amd64
+          outputs: type=image,name=lifecycleoss/workspace,push-by-digest=true,name-canonical=true,push=true
+
+      - name: Export digest
+        run: |
+          mkdir -p /tmp/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-amd64
+          path: /tmp/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  build-arm64:
+    runs-on: builder-arm64-16-core
+    needs: prepare-metadata
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v4
+        with:
+          buildkitd-flags: --debug
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push ARM64 image
+        id: build
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: sysops/dockerfiles/agent.Dockerfile
+          platforms: linux/arm64
+          outputs: type=image,name=lifecycleoss/workspace,push-by-digest=true,name-canonical=true,push=true
+
+      - name: Export digest
+        run: |
+          mkdir -p /tmp/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-arm64
+          path: /tmp/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  merge-and-push:
+    runs-on: builder-amd64-16-core
+    needs:
+      - prepare-metadata
+      - build-amd64
+      - build-arm64
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: /tmp/digests
+          pattern: digests-*
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v4
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Create manifest list and push
+        env:
+          TAGS_SUFFIX: ${{ needs.prepare-metadata.outputs.tags_suffix }}
+        run: |
+          AMD64_DIGEST=$(find /tmp/digests/digests-amd64 -type f | head -1)
+          ARM64_DIGEST=$(find /tmp/digests/digests-arm64 -type f | head -1)
+
+          AMD64_SHA=$(basename "$AMD64_DIGEST")
+          ARM64_SHA=$(basename "$ARM64_DIGEST")
+
+          DIGESTS="lifecycleoss/workspace@sha256:$AMD64_SHA lifecycleoss/workspace@sha256:$ARM64_SHA"
+
+          IFS=',' read -ra TAG_ARRAY <<< "$TAGS_SUFFIX"
+
+          for TAG_SUFFIX in "${TAG_ARRAY[@]}"; do
+            TAG_SUFFIX=$(echo "$TAG_SUFFIX" | xargs)
+            FULL_TAG="lifecycleoss/workspace:${TAG_SUFFIX}"
+            docker buildx imagetools create -t "$FULL_TAG" $DIGESTS
+          done
+
+      - name: Inspect final image
+        run: |
+          docker buildx imagetools inspect lifecycleoss/workspace:${{ needs.prepare-metadata.outputs.version }}