From bd4a9c460594ba7931dc6567c35af09000d7a03f Mon Sep 17 00:00:00 2001
From: sparky8512 <76499194+sparky8512@users.noreply.github.com>
Date: Wed, 16 Nov 2022 11:35:05 -0800
Subject: [PATCH] Switch to multi-arch Docker image packaging

Add building of ARM64 Docker image (via QEMU and buildx) and publish it to GitHub Packages Repository along with the AMD64 image as a multi-arch package.
---
 .github/workflows/docker_ghpr.yml | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/docker_ghpr.yml b/.github/workflows/docker_ghpr.yml
index 9f50617..fa96faa 100644
--- a/.github/workflows/docker_ghpr.yml
+++ b/.github/workflows/docker_ghpr.yml
@@ -20,10 +20,18 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+        with:
+          platforms: 'arm64'
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
 
       - name: Log in to the Container registry
-        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
+        uses: docker/login-action@v2
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
@@ -31,14 +39,15 @@ jobs:
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        uses: docker/metadata-action@v3
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+        uses: docker/build-push-action@v3
         with:
           context: .
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}