add Docker repo #2

	name: Build Docker Image
	on:
	push:
	branches: [ "5.0" ]

	env:
	APP_NAME: eolinker
	DOCKERHUB_REPO: airplayx/eolinker

	jobs:
	main:
	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 Build x
	uses: docker/setup-buildx-action@v1

	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	# DOCKERHUB_TOKEN: docker hub => Account Setting => Security
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Generate App Version
	run: echo APP_VERSION=`git describe --tags --always` >> $GITHUB_ENV

	- name: Build and push Docker image
	id: docker_build
	uses: docker/build-push-action@v2
	with:
	push: true
	# see https://github.com/docker-library/bashbrew/blob/v0.1.1/architecture/oci-platform.go
	platforms: \|
	linux/amd64
	build-args: \|
	APP_NAME=${{ env.APP_NAME }}
	APP_VERSION=${{ env.APP_VERSION }}
	tags: \|
	${{ env.DOCKERHUB_REPO }}:latest
	# ${{ env.DOCKERHUB_REPO }}:${{ env.APP_VERSION }}

Provide feedback