Merge branch 'DoctorLai:master' into master #3

	name: build-and-push

	on:
	push:
	branches:
	- 'master'
	workflow_dispatch:

	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	-
	name: Checkout
	uses: actions/checkout@v2
	-
	name: Set up QEMU
	uses: docker/setup-qemu-action@v1
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1
	-
	name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	-
	name: Build and push
	uses: docker/build-push-action@v3
	with:
	context: .
	platforms: linux/amd64,linux/arm64,linux/arm/v7
	push: true
	tags: steemfans/pricefeed:latest
	-
	name: Image digest
	run: echo ${{ steps.docker_build.outputs.digest }}

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