Add build action on PRs #1

	name: Build and deploy

	on:
	pull_request:
	types:
	- opened

	jobs:
	build:
	name: Build

	runs-on: ubuntu-22.04

	steps:
	- uses: actions/checkout@v4

	- name: Gather Docker metadata
	id: docker-meta
	uses: docker/metadata-action@v4
	with:
	images: \|
	baldissaramatheus/tasks.md
	tags: \|
	# Process semver like tags
	# For a tag x.y.z or vX.Y.Z, output an x.y.z, x.y and x image tag
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}
	type=semver,pattern={{major}}

	- name: Login to Docker Hub
	uses: docker/login-action@v2
	# Don't attempt to login is not pushing to Docker Hub
	if: github.event_name != 'pull_request'
	with:
	username: "${{ secrets.DOCKER_USERNAME }}"
	password: ${{ secrets.DOCKER_PASSWORD }}

	# Login to GitHub container registry could happen here

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v2

	- name: Build and push
	uses: docker/build-push-action@v4
	with:
	context: .
	file: ./Dockerfile
	platforms: linux/amd64,linux/arm/v7,linux/arm64
	push: false

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