🚀 build for arm64 instead of amd64 since cornelius is an ARM server

.github/workflows/build.yaml

@@ -10,23 +10,37 @@ env:
   IMAGE_REPO: ${{ github.repository }}
 
 jobs:
-  docker:
+  build-and-push-docker:
     runs-on: ubuntu-latest
-    name: Build docker image and push to GCR
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v2
         with:
           submodules: 'recursive'
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-      - name: Login to Container Registry
+        uses: docker/setup-buildx-action@v1
+      - name: Cache Docker layers
+        uses: actions/cache@v2
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+      - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Build and push image
-        run: |
-          docker build -t ${{ env.REGISTRY }}/${{ env.IMAGE_REPO }} .;
-          docker image push ${{ env.REGISTRY }}/${{ env.IMAGE_REPO }}
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_REPO }}:latest
+          platforms: linux/arm64/v8
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache