buildx, cross-platform and cache

.github/workflows/publish.yml

@@ -26,6 +26,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Set up Docker buildx
+        uses: docker/setup-buildx-action@v3
+
       - name: Log in to the Container registry
         uses: docker/login-action@v3
         with:
@@ -44,12 +47,17 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           context: .
-          file: ./Dockerfile
           push: true
+          platforms: |
+            linux/amd64
+            linux/arm64
+          file: ./Dockerfile
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           build-args: |
             PATHFINDER_FORCE_VERSION=v0.14.1-cartridge
+          cache-from: type=gha
+          cache-to: type=gha,mode=max`
 
       - name: Generate artifact attestation
         uses: actions/attest-build-provenance@v1