Build multi-platform docker image (#28) #10

	name: Release

	on:
	push:
	tags: ["*"]

	jobs:
	push:
	name: Push
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Get Tag
	id: get_tag
	run: echo ::set-output name=TAG::${GITHUB_REF##*/}

	- 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@v5
	with:
	context: .
	file: ./Dockerfile
	platforms: linux/amd64,linux/arm64,linux/i386
	push: true
	tags: mokiat/gocrane:${{ steps.get_tag.outputs.TAG }}

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