Add a Rust implementation of the Perl preprocessing logic. #27

	name: html-build CI
	on:
	pull_request:
	branches: ['main']
	push:
	branches: ['main']

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}


	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	steps:
	- name: Checkout whatwg/html-build
	uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Shellcheck
	run: \|
	shellcheck *.sh
	shellcheck ci-build/*.sh
	- name: Docker build
	run: ci-build/docker-build.sh
	- name: Checkout whatwg/html
	uses: actions/checkout@v3
	with:
	repository: whatwg/html
	path: html
	fetch-depth: 2
	- name: Test against whatwg/html
	run: \|
	mkdir output
	bash ci-build/docker-run.sh "$GITHUB_WORKSPACE/html" output
	- name: Docker login
	if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
	uses: docker/login-action@v2
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Docker push
	if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
	run: \|
	docker tag "$REGISTRY/$IMAGE_NAME" "$REGISTRY/$IMAGE_NAME:$GITHUB_SHA"
	docker tag "$REGISTRY/$IMAGE_NAME" "$REGISTRY/$IMAGE_NAME:latest"
	docker push "$REGISTRY/$IMAGE_NAME:$GITHUB_SHA"
	docker push "$REGISTRY/$IMAGE_NAME:latest"

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