Merge pull request #155 from tvcsantos/feature/add-arm-support

feat: add arm support

.github/build.sh

@@ -7,11 +7,19 @@ TAG="${INPUT_TAG:-${GITHUB_REF#refs/tags/}}" # v1.2.3
 MINOR="${TAG%.*}"                            # v1.2
 MAJOR="${MINOR%.*}"                          # v1
 MESSAGE="Release ${TAG}"
+IMAGE="ghcr.io/$GITHUB_REPOSITORY:$TAG"
 
-# Build Docker Image
-docker build -t "ghcr.io/$GITHUB_REPOSITORY:$TAG" .
+# Login to GHCR
 printenv GITHUB_TOKEN | docker login ghcr.io --username "${GITHUB_REPOSITORY%/*}" --password-stdin
-docker push "ghcr.io/$GITHUB_REPOSITORY:$TAG"
+
+# Build Docker Image
+# Build and push multi-platform image
+docker buildx build \
+    --platform linux/amd64,linux/arm64 \
+    --tag "$IMAGE" \
+    --push \
+    .
+
 docker logout ghcr.io
 
 # Set up Git.

.github/workflows/docker.yml

@@ -10,5 +10,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+
+      - name: Set up QEMU for ARM Emulation
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          use: true
+
       - name: Build the Docker image
-        run: docker build . --file Dockerfile --tag "reviewdog-actionlint:$(date +%s)"
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64 \
+            --tag "reviewdog-actionlint:$(date +%s)" \
+            --file Dockerfile \
+            .

.github/workflows/release.yml

@@ -36,6 +36,14 @@ jobs:
         with:
           dry_run: true
 
+      - name: Set up QEMU for ARM Emulation
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          use: true
+
       # build the Docker Image
       - name: build the Docker Image
         if: "${{ !steps.bumpr.outputs.skip }}"