Build and push docs #13

	name: Build and push docs

	on:
	push:
	branches: [$default-branch]
	workflow_dispatch:

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	# Allow one concurrent deployment
	concurrency:
	group: "pages"
	cancel-in-progress: true

	jobs:
	build:
	runs-on: ubuntu-latest
	concurrency: ci-${{ github.ref }}

	steps:
	- uses: actions/checkout@v3
	- uses: crystal-lang/install-crystal@v1
	- name: Install dependencies
	run: shards install
	- name: Setup Pages
	id: pages
	uses: actions/configure-pages@v2
	- name: Build docs
	run: crystal docs --project-version="$(shards version)"
	- name: Upload artifact
	# Automatically uploads an artifact from the './_site' directory by default
	uses: actions/upload-pages-artifact@v2
	with:
	path: 'docs'
	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v2

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