Update documentation.yaml #15

	name: documentation
	on:
	push:
	branches:
	- main
	jobs:
	build:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Install Swift dependencies
	run: \|
	sudo apt-get install clang libicu-dev
	wget https://download.swift.org/swift-5.9.1-release/ubuntu2004/swift-5.9.1-RELEASE/swift-5.9.1-RELEASE-ubuntu20.04.tar.gz
	tar xzf swift-5.9.1-RELEASE-ubuntu20.04.tar.gz
	echo "$(pwd)/swift-5.9.1-RELEASE-ubuntu20.04/usr/bin" >> $GITHUB_PATH


	- name: Clean up documentation branch
	run: \|
	git branch -D documentation \|\| true
	git checkout -b documentation

	- name: Run docc
	run: \|
	cd "${GITHUB_WORKSPACE}"
	cd Drawthings/Sources/DrawThings
	docc convert DrawThings.docc --index --transform-for-static-hosting --output-path ../../../docs
	echo '<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta http-equiv="refresh" content="0;url=https://weiyanlin117.github.io/documentation/root">' > ../../../docs/index.html

	- name: Add and commit documentation
	run: \|
	git config --global user.email "docbot@github.com"
	git config --global user.name "docbot"
	cd "${GITHUB_WORKSPACE}" && git add "docs/*" && git commit -m "Update docs."

	- name: Push the new branch
	run: \|
	cd "${GITHUB_WORKSPACE}" && git push --force origin documentation:documentation

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