CI: split arm64 and amd64 jobs

.github/workflows/main.yml

@@ -13,19 +13,80 @@ on:
 env:
   REGISTRY: git.wylab.me
   IMAGE_NAME: wylab/ws14-docker-linux-server
-  TARGET_PLATFORM: linux-x64
   WYLAB_SOURCE_REPO: https://git.wylab.me/wylab/wylab-station-14.git
   WYLAB_SOURCE_REF: master
-  BUILD_CACHE_SCOPE: ws14-docker-linux-server
   BUILDKIT_PROGRESS: plain
 
 jobs:
-  build-and-push-image:
+  build-arm64:
     runs-on: ubuntu-latest
     timeout-minutes: 240
     permissions:
       contents: read
       packages: write
+    env:
+      TARGET_PLATFORM: linux-arm64
+      BUILD_CACHE_SCOPE: ws14-docker-linux-server-arm64
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Resolve wylab commit
+        id: wylab
+        env:
+          PAYLOAD_COMMIT: ${{ github.event.client_payload.commit }}
+        run: |
+          set -euo pipefail
+          if [ -n "${PAYLOAD_COMMIT}" ]; then
+            COMMIT="${PAYLOAD_COMMIT}"
+          else
+            REF="${WYLAB_SOURCE_REF}"
+            COMMIT=$(git ls-remote "${WYLAB_SOURCE_REPO}" "${REF}" | head -n1 | cut -f1)
+          fi
+          if [ -z "${COMMIT}" ]; then
+            echo "Unable to resolve commit to build." >&2
+            exit 1
+          fi
+          echo "commit=${COMMIT}" >> "$GITHUB_OUTPUT"
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the container registry
+        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USERNAME || github.actor }}
+          password: ${{ secrets.REGISTRY_PASSWORD || secrets.GITHUB_TOKEN }}
+
+      - name: Build and push Docker image (arm64)
+        uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
+        with:
+          context: .
+          platforms: linux/arm64
+          cache-from: |
+            type=gha,scope=${{ env.BUILD_CACHE_SCOPE }}
+          cache-to: |
+            type=gha,scope=${{ env.BUILD_CACHE_SCOPE }},mode=max,compression=zstd
+          push: true
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:arm64
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}-arm64
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.wylab.outputs.commit }}-arm64
+          build-args: |
+            SOURCE_REPO=${{ env.WYLAB_SOURCE_REPO }}
+            SOURCE_REF=${{ steps.wylab.outputs.commit }}
+            TARGET_PLATFORM=${{ env.TARGET_PLATFORM }}
+
+  build-amd64:
+    runs-on: ubuntu-latest
+    timeout-minutes: 240
+    permissions:
+      contents: read
+      packages: write
+    env:
+      TARGET_PLATFORM: linux-x64
+      BUILD_CACHE_SCOPE: ws14-docker-linux-server-amd64
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
@@ -63,7 +124,7 @@ jobs:
           username: ${{ secrets.REGISTRY_USERNAME || github.actor }}
           password: ${{ secrets.REGISTRY_PASSWORD || secrets.GITHUB_TOKEN }}
 
-      - name: Build and push Docker image
+      - name: Build and push Docker image (amd64)
         uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
         with:
           context: .
@@ -77,6 +138,9 @@ jobs:
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.wylab.outputs.commit }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:amd64
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}-amd64
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.wylab.outputs.commit }}-amd64
           build-args: |
             SOURCE_REPO=${{ env.WYLAB_SOURCE_REPO }}
             SOURCE_REF=${{ steps.wylab.outputs.commit }}