fix error: multiple platforms feature is currently not supported for docker driver

Author: service-0chain

.github/workflows/build-&-publish-docker-image.yml

@@ -1,4 +1,4 @@
-name: "Dockerize"
+name: "Build & Publish Docker Image"
 
 concurrency:
  group: "publish-${{ github.ref }}"
@@ -41,6 +41,12 @@ jobs:
  - name: Clone blobber
  uses: actions/checkout@v1
 
+ - name: Set up QEMU
+ uses: docker/setup-qemu-action@v2
+ 
+ - name: Set up Docker Buildx
+ uses: docker/setup-buildx-action@v2
+ 
  - name: Login to Docker Hub
  uses: docker/login-action@v1
  with:
@@ -86,6 +92,12 @@ jobs:
  - name: Clone blobber
  uses: actions/checkout@v1
 
+ - name: Set up QEMU
+ uses: docker/setup-qemu-action@v2
+ 
+ - name: Set up Docker Buildx
+ uses: docker/setup-buildx-action@v2
+ 
  - name: Login to Docker Hub
  uses: docker/login-action@v1
  with: