Merge pull request #136 from chialab/chore/arm-php-5.6-again

chore: re-enable arm64 build of PHP 5.6 containers

Author: le0m

.github/workflows/publish.5.yml

@@ -57,7 +57,7 @@ jobs:
       - name: Build image and push to registry
         uses: docker/build-push-action@v5
         with:
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
 #          cache-from: type=registry,ref=ghcr.io/chialab/php:${{ matrix.version }}${{ matrix.flavor }}
           cache-to: type=inline
           context: .

.github/workflows/publish.compat.yml

@@ -52,7 +52,7 @@ jobs:
       - name: Build image and push to registry
         uses: docker/build-push-action@v5
         with:
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
 #          cache-from: type=registry,ref=ghcr.io/chialab/php-compat:${{ matrix.version }}${{ matrix.flavor }}
           cache-to: type=inline
           context: ./compat