change version to 3.0.1. #84

	name: Build and Publish Docker

	on:
	push:
	branches:
	- '**'
	tags:
	- 'v*'
	jobs:
	build_and_push:
	runs-on: ubuntu-latest
	env:
	IMAGE_NAME: echonetlite2mqtt
	steps:
	- name: checkout
	uses: actions/checkout@v2

	- name: Docker meta
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}

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

	- name: Login to Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_ACCESS_TOKEN }}

	- name: Write git hash
	run: \|
	echo ref=${{ github.ref }}, sha=${{ github.sha }} > ./buildinfo

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

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