Merge pull request #1317 from google-research/delivering-the-decls #488

	name: Update HTML docs

	on:
	push:
	branches:
	- main

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-20.04]
	include:
	- os: ubuntu-20.04
	install_deps: sudo apt-get install llvm-12-tools llvm-12-dev pkg-config wamerican
	path_extension: /usr/lib/llvm-12/bin

	steps:
	- name: Checkout the repository
	uses: actions/checkout@v2

	- name: Install system dependencies
	run: \|
	${{ matrix.install_deps }}
	echo "${{ matrix.path_extension }}" >> $GITHUB_PATH

	- name: Cache
	uses: actions/cache@v2
	with:
	path: \|
	~/.stack
	$GITHUB_WORKSPACE/.stack-work
	key: ${{ runner.os }}-${{ hashFiles('*/.cabal', 'stack*.yaml') }}
	restore-keys: ${{ runner.os }}-

	- name: Build
	run: make build

	- name: Generate docs
	run: make docs

	- name: Deploy to GitHub Pages
	uses: "JamesIves/github-pages-deploy-action@3dbacc7e69578703f91f077118b3475862cb09b8" # 4.1.0
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	branch: gh-pages # The branch the action should deploy to.
	folder: pages # The folder the action should deploy.
	clean: false # If true, automatically remove deleted files from the deploy branch.
	commit-message: Updating gh-pages from ${{ github.sha }}

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