ci: build docker images for x86 and arm processors

fixes #83

Signed-off-by: Max Albrecht <[email protected]>

.github/workflows/docker-nightly.yml

@@ -3,7 +3,7 @@ name: Docker Nightly
 on:
   # This can be used to automatically publish nightlies at UTC nighttime
   schedule:
-    - cron: '0 1 * * *' # run at 1 AM UTC
+    - cron: "0 1 * * *" # run at 1 AM UTC
   # This can be used to allow manually triggering nightlies from the web interface
   workflow_dispatch:
 
@@ -50,22 +50,27 @@ jobs:
     steps:
       - name: Check out the repo
         uses: actions/checkout@v4
+
       - name: Log in to Docker Hub
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
+
       - id: lowercase-repo
         name: Lowercase repository name
         run: |
           echo "repository=${GITHUB_REPOSITORY@L}" >> $GITHUB_OUTPUT
+
       - name: Build and push Docker image
         uses: docker/build-push-action@v5
         with:
           context: .
           file: ./Dockerfile
           push: true
           tags: ${{ steps.lowercase-repo.outputs.repository }}:nightly
+          platforms: linux/amd64,linux/arm64
+
       - name: Docker Hub Description
         uses: peter-evans/dockerhub-description@v4
         with:

.github/workflows/docker-release.yml

@@ -23,10 +23,12 @@ jobs:
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
+
       - name: Build and push Docker image
         uses: docker/build-push-action@v5
         with:
           context: .
           file: ./Dockerfile
           push: true
           tags: mcpringle/apus:${{ github.event.release.tag_name }}
+          platforms: linux/amd64,linux/arm64