Parallel build of multi-architectures image

.github/workflows/docker.yaml

@@ -23,10 +23,54 @@ on:
       - v*
 
 jobs:
-  build:
+  build-linux-amd64:
+    uses: int128/docker-build-workflow/.github/workflows/build.yaml@v1
+    with:
+      platforms: linux/amd64
+      flavor: latest=false,suffix=-linux-amd64
+
+  build-linux-arm64:
+    uses: int128/docker-build-workflow/.github/workflows/build.yaml@v1
+    with:
+      platforms: linux/arm64
+      flavor: latest=false,suffix=-linux-arm64
+
+  build-linux-ppc64le:
     uses: int128/docker-build-workflow/.github/workflows/build.yaml@v1
     with:
-      platforms: |
-        linux/amd64
-        linux/arm64
-        linux/ppc64le
+      platforms: linux/ppc64le
+      flavor: latest=false,suffix=-linux-ppc64le
+
+  build:
+    needs:
+      - build-linux-amd64
+      - build-linux-arm64
+      - build-linux-ppc64le
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    outputs:
+      image-uri: ghcr.io/${{ github.repository }}@${{ steps.build.outputs.digest }}
+    steps:
+      - uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - uses: docker/metadata-action@v5
+        id: metadata
+        with:
+          images: ghcr.io/${{ github.repository }}
+      - uses: int128/docker-manifest-create-action@v2
+        id: build
+        with:
+          tags: ${{ steps.metadata.outputs.tags }}
+          sources: |
+            ghcr.io/${{ github.repository }}@${{ needs.build-linux-amd64.outputs.digest }}
+            ghcr.io/${{ github.repository }}@${{ needs.build-linux-arm64.outputs.digest }}
+            ghcr.io/${{ github.repository }}@${{ needs.build-linux-ppc64le.outputs.digest }}
+
+  test:
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - run: docker run --rm '${{ needs.build.outputs.image-uri }}' --help