Optimize runner Docker image building

.gitea/workflows/docker-build.yml

@@ -20,15 +20,6 @@ jobs:
           platforms: linux/amd64,linux/arm64
           driver-opts: |
             image=moby/buildkit:latest
-            network=host
-
-      - name: Cache Docker layers
-        uses: actions/cache@v3
-        with:
-          path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-buildx-
 
       - name: Log in to registry
         uses: docker/login-action@v2
@@ -43,13 +34,8 @@ jobs:
           context: .
           platforms: linux/amd64,linux/arm64
           push: true
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max
+          cache-from: type=registry,ref=${{ vars.REGISTRY }}/${{ github.repository_owner }}/${{ vars.IMAGE_NAME }}:cache
+          cache-to: type=registry,ref=${{ vars.REGISTRY }}/${{ github.repository_owner }}/${{ vars.IMAGE_NAME }}:cache,mode=max
           tags: |
             ${{ vars.REGISTRY }}/${{ github.repository_owner }}/${{ vars.IMAGE_NAME }}:latest
-            ${{ vars.REGISTRY }}/${{ github.repository_owner }}/${{ vars.IMAGE_NAME }}:${{ github.sha }}
-
-      - name: Move cache
-        run: |
-          rm -rf /tmp/.buildx-cache
-          mv /tmp/.buildx-cache-new /tmp/.buildx-cache
+            ${{ vars.REGISTRY }}/${{ github.repository_owner }}/${{ vars.IMAGE_NAME }}:${{ github.sha }}