Merge pull request #38 from Snawoot/docker-crosscompile #15

	name: docker-ci

	on:
	push:
	branches:
	- 'master'
	release:
	types: [published]

	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	-
	name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	-
	name: Find Git Tag
	id: tagger
	uses: jimschubert/query-tag-action@v2
	with:
	include: 'v*'
	exclude: '-rc'
	commit-ish: 'HEAD'
	skip-unshallow: 'true'
	abbrev: 7
	-
	name: Determine image tag type
	uses: haya14busa/action-cond@v1
	id: imgtag
	with:
	cond: ${{ github.event_name == 'release' }}
	if_true: ${{ secrets.DOCKERHUB_USERNAME }}/${{ github.event.repository.name }}:${{ github.event.release.tag_name }},${{ secrets.DOCKERHUB_USERNAME }}/${{ github.event.repository.name }}:latest
	if_false: ${{ secrets.DOCKERHUB_USERNAME }}/${{ github.event.repository.name }}:latest
	-
	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
	id: docker_build
	uses: docker/build-push-action@v2
	with:
	context: .
	platforms: linux/amd64,linux/arm64,linux/386,linux/arm/v7
	push: true
	tags: ${{ steps.imgtag.outputs.value }}
	build-args: 'GIT_DESC=${{steps.tagger.outputs.tag}}'

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