Use registry cache

.github/workflows/container.yml

@@ -28,14 +28,6 @@ jobs:
       - name: Setup Buildx
         uses: docker/setup-buildx-action@v1
 
-      - name: Cache Layers
-        uses: actions/cache@v2
-        with:
-          path: /tmp/buildx-cache
-          key: buildx-cache-${{ github.sha }}
-          restore-keys: |
-            buildx-cache-
-
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v1
         if: github.event_name != 'pull_request'
@@ -45,17 +37,12 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and Push Images
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           platforms: linux/amd64, linux/386, linux/arm64, linux/arm/v6, linux/arm/v7
-          cache-from: type=local,src=/tmp/buildx-cache
-          cache-to: type=local,dest=/tmp/buildx-cache-new,mode=max
+          cache-from: type=registry,ref=ghcr.io/${{ github.repository }}:buildcache
+          cache-to: type=registry,ref=ghcr.io/${{ github.repository }}:buildcache,mode=max
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-
-      - name: Move Cache
-        run: |
-          rm -rf /tmp/buildx-cache
-          mv /tmp/buildx-cache-new /tmp/buildx-cache