Add try support via GitHub action #29

	name: Docs upload

	on:
	push:
	branches: ["master"]
	workflow_dispatch:

	jobs:
	upload-docs:
	# This job is only useful when run on upstream servo.
	if: github.repository == 'servo/servo' \|\| github.event_name == 'workflow_dispatch'
	name: Upload docs to GitHub Pages
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 2
	- name: Bootstrap
	run: \|
	python3 -m pip install --upgrade pip virtualenv
	sudo apt update
	python3 ./mach bootstrap
	- name: Compile docs
	run: python3 ./mach doc
	env:
	RUSTDOCFLAGS: -Z unstable-options --disable-minification
	- name: Upload docs
	run: \|
	cd target/doc
	git init
	git add .
	git -c user.name="Workflow" -c user.email="" \
	commit -q -m "Rebuild Servo documentation"
	git remote add origin https://git:${DOC_SERVO_ORG}@github.com/servo/doc.servo.org
	git push --force origin master:gh-pages
	env:
	DOC_SERVO_ORG: ${{ secrets.DOC_SERVO_ORG }}

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