Merge pull request #463 from nacos-group/develop #3

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.

	name: Publish Docker image

	on:
	push:
	tags:
	- 'v*'

	jobs:
	push_to_registry:
	name: Push Docker image to Docker Hub
	runs-on: ubuntu-latest
	steps:
	- name: Check out the repo
	uses: actions/checkout@v2
	with:
	fetch-depth: 1

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v1

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: Log in to Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v3
	with:
	images: nacos/nacos-operator

	- name: Build and push Docker image
	uses: docker/build-push-action@v2.3.0
	with:
	context: operator
	file: operator/Dockerfile
	platforms: linux/amd64,linux/arm64
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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