Build docker images #16

	name: Build docker images
	on:
	workflow_dispatch:
	inputs:
	commit:
	description: 'Commit to extract from'
	type: string
	branch:
	description: 'Branch to extract from'
	type: string
	login:
	description: 'Log in to Docker Hub'
	type: boolean
	default: true
	push:
	description: 'Push the built images'
	type: boolean
	default: false

	jobs:
	prepare:
	runs-on: ubuntu-latest
	outputs:
	TAG: ${{steps.get-parameters.outputs.TAG}}
	steps:
	- name: Download artifacts
	uses: dawidd6/action-download-artifact@v2
	with:
	workflow: build.yml
	workflow_conclusion: success
	commit: ${{inputs.commit}}
	branch: ${{inputs.branch}}
	event: push
	name: parameters
	- name: Fetch build variables
	id: get-parameters
	run: \|
	cat parameters.txt >> $GITHUB_OUTPUT
	cat $GITHUB_OUTPUT

	docker-build:
	needs: [prepare]
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	include:
	- { file: Dockerfile, maintag: latest, prefix: }
	- { file: Dockerfile.dev, maintag: dev, prefix: dev- }
	steps:
	- uses: actions/checkout@v3
	with:
	ref: ${{ (inputs.commit != '' && inputs.commit) \|\| inputs.branch }}
	- name: Log in to Docker Hub
	if: ${{inputs.login}}
	uses: docker/login-action@v2
	with:
	username: ${{secrets.DOCKER_USERNAME}}
	password: ${{secrets.DOCKER_PASSWORD}}
	- name: Build Docker images
	uses: docker/build-push-action@v4
	with:
	context: .
	push: ${{inputs.push}}
	file: ./${{matrix.file}}
	tags: \|
	mstorsjo/llvm-mingw:${{matrix.maintag}}
	mstorsjo/llvm-mingw:${{matrix.prefix}}${{needs.prepare.outputs.TAG}}
	- name: Inspect Docker images
	run: \|
	docker images

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