Build and Push #223

	name: Build and Push

	on:
	pull_request:
	push:
	branches:
	- main
	- release/*
	tags: '*'
	release:
	types:
	- created

	jobs:
	buildx:
	name: Build and Push the Docker Images
	runs-on: ubuntu-latest
	steps:
	- name: Compute Tag
	uses: actions/github-script@v6
	id: compute-tag
	with:
	result-encoding: string
	script: \|
	if (context.eventName === "pull_request") {
	return "pr-" + context.issue.number;
	}
	if (context.eventName === "push") {
	if (context.ref.startsWith("refs/tags/")) {
	return context.ref.slice(10);
	}
	if (context.ref === "refs/heads/main") {
	return "latest";
	}
	}
	return "FALSE";

	- uses: actions/checkout@v2

	-
	name: Docker Login
	id: docker-login
	run: \|
	docker login -u ${{secrets.DOCKER_USERNAME}} -p ${{secrets.DOCKER_PASSWORD}}

	-
	name: Login to GitHub Container Registry
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	if: ${{ steps.compute-tag.outputs.result != 'FALSE' }}

	-
	name: Set up QEMU
	uses: docker/setup-qemu-action@v1
	with:
	platforms: all

	-
	name: Install Buildx
	id: buildx
	uses: docker/setup-buildx-action@master
	with:
	version: latest

	-
	name: Build Image and Push to GitHub Container Registry and DockerHub
	uses: docker/build-push-action@v2
	if: ${{ steps.compute-tag.outputs.result != 'FALSE' }}
	with:
	context: .
	tags: \|
	ls1tum/artemis-maven-template:${{ steps.compute-tag.outputs.result }}
	ghcr.io/ls1intum/artemis-maven-docker:${{ steps.compute-tag.outputs.result }}
	platforms: linux/amd64,linux/arm64/v8
	push: ${{ !startsWith(steps.compute-tag.outputs.result, 'pr-') }}

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