Updates workflows

.github/workflows/build.yml

@@ -7,20 +7,25 @@ on:
   workflow_dispatch:
 
 env:
+  BUILD_SUFFIX: -build-${{ github.run_id }}_${{ github.run_attempt }}
   DOCKER_METADATA_SET_OUTPUT_ENV: 'true'
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.runner }}
     outputs:
-      build-image: ${{ steps.build-meta.outputs.tags }}
+      image-arm64: ${{ steps.gen-output.outputs.image-arm64 }}
+      image-x64: ${{ steps.gen-output.outputs.image-x64 }}
+    strategy:
+      fail-fast: false
+      matrix:
+        runner:
+          - ubuntu-24.04
+          - ubuntu-24.04-arm
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
@@ -31,32 +36,84 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Produce the build image tag
-        id: build-meta
+      - id: build-meta
+        name: Docker meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}
+          tags: type=sha,suffix=${{ env.BUILD_SUFFIX }}
+
+      # Build cache is shared among all builds of the same architecture
+      - id: cache-meta
+        name: Docker meta
         uses: docker/metadata-action@v5
         with:
           images: ghcr.io/${{ github.repository }}
-          tags: type=sha,suffix=-build-${{ github.run_id }}_${{ github.run_attempt }}
+          tags: type=raw,value=buildcache-${{ runner.arch }}
 
-      - name: Build and push the untested image
+      - id: get-registry
+        name: Get the sanitized registry name
+        run: |
+          echo "registry=$(echo '${{ steps.build-meta.outputs.tags }}' | cut -f1 -d:)" | tee -a "$GITHUB_OUTPUT"
+
+      - id: build
+        name: Build/push the arch-specific image
         uses: docker/build-push-action@v6
         with:
-          cache-from: type=gha
-          cache-to: type=gha
+          cache-from: type=registry,ref=${{ steps.cache-meta.outputs.tags }}
+          cache-to: type=registry,ref=${{ steps.cache-meta.outputs.tags }},mode=max
           labels: ${{ steps.build-meta.outputs.labels }}
-          platforms: linux/amd64,linux/arm64
-          provenance: true
-          push: true
+          provenance: mode=max
           sbom: true
-          tags: ${{ steps.build-meta.outputs.tags }}
+          tags: ${{ steps.get-registry.outputs.registry }}
+          outputs: type=image,push-by-digest=true,push=true
+
+      - id: gen-output
+        name: Write arch-specific image digest to outputs
+        run: |
+          echo "image-${RUNNER_ARCH,,}=${{ steps.get-registry.outputs.registry }}@${{ steps.build.outputs.digest }}" | tee -a "$GITHUB_OUTPUT"
+
+  merge:
+    runs-on: ubuntu-24.04
+    needs: build
+    env:
+      DOCKER_APP_IMAGE_ARM64: ${{ needs.build.outputs.image-arm64 }}
+      DOCKER_APP_IMAGE_X64: ${{ needs.build.outputs.image-x64 }}
+    outputs:
+      image: ${{ steps.meta.outputs.tags }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - id: meta
+        name: Generate tag for the app image
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}
+          tags: type=sha,suffix=${{ env.BUILD_SUFFIX }}
+
+      - name: Push the multi-platform app image
+        run: |
+          docker buildx imagetools create \
+            --tag "$DOCKER_METADATA_OUTPUT_TAGS" \
+            "$DOCKER_APP_IMAGE_ARM64" "$DOCKER_APP_IMAGE_X64"
 
   test:
-    runs-on: ubuntu-latest
-    needs:
-      - build
+    runs-on: ubuntu-24.04
+    needs: merge
     env:
       COMPOSE_FILE: docker-compose.yml:docker-compose.ci.yml
-      DOCKER_APP_IMAGE: ${{ needs.build.outputs.build-image }}
+      DOCKER_APP_IMAGE: ${{ needs.merge.outputs.image }}
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -71,18 +128,21 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Run the test script
+      - name: Setup the stack
         run: |
           docker compose up --wait
+
+      - name: Run test script
+        run: |
           docker compose exec app test/test.sh
 
   push:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs:
-      - build
+      - merge
       - test
     env:
-      DOCKER_APP_IMAGE: ${{ needs.build.outputs.build-image }}
+      DOCKER_APP_IMAGE: ${{ needs.merge.outputs.image }}
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -95,7 +155,6 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Produce permanent image tags
-        id: branch-meta
         uses: docker/metadata-action@v5
         with:
           images: ghcr.io/${{ github.repository }}

.github/workflows/release.yml

@@ -3,7 +3,7 @@ name: Push Release Tags
 on:
   push:
     tags:
-      - '*'
+      - '**'
   workflow_dispatch:
 
 env:
@@ -16,9 +16,6 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3