Update README.md #218

	name: GitHub Pages

	on:
	push:
	branches:
	- 'master'
	workflow_dispatch:

	jobs:
	docs:
	name: "Deploy"
	runs-on: ubuntu-latest

	steps:
	- name: Dependencies
	run: \|
	sudo apt update
	sudo apt install -y xsltproc doxygen doxygen-doc texlive ghostscript graphviz python3-wheel python3-setuptools
	pip3 install --upgrade Jinja2
	pip3 install --user mkdocs mkdocs-material pymdown-extensions
	pip3 install --upgrade pygments
	echo "${HOME}/.local/bin" >> ${GITHUB_PATH}

	- name: Check remote
	run: git ls-remote --heads --exit-code https://github.com/${{ github.repository }}.git gh-pages

	- name: Configure Git
	run: \|
	git config --global push.default upstream
	git config --global user.name "GitHub Actions"
	git config --global user.email "actions@github.com"

	- name: Get YARP XSL interpreter
	run: \|
	cd ${GITHUB_WORKSPACE}
	git clone --depth 1 --branch master https://github.com/robotology/yarp.git
	echo "YARP_SOURCE_DIR=${GITHUB_WORKSPACE}/yarp" >> ${GITHUB_ENV}

	- name: Clone and rebase
	run: \|
	cd ${GITHUB_WORKSPACE}
	git clone https://github.com/${{ github.repository }}.git gh-pages
	cd gh-pages
	git checkout gh-pages
	git rebase master

	- name: Build Doxygen
	run: \|
	cd ${GITHUB_WORKSPACE}/gh-pages/doc/doxygen
	./doc-compile.sh

	- name: Build Mkdocs
	run: \|
	cd ${GITHUB_WORKSPACE}/gh-pages/doc/mkdocs
	./site-compile.sh

	- name: Commit and push
	run: \|
	cd ${GITHUB_WORKSPACE}/gh-pages
	git add .
	git commit --amend --no-edit
	git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git
	git push --force-with-lease

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