[doc] Reference the R doc in sphinx document site. #11

	name: XGBoost-docs

	on: [push, pull_request]

	env:
	RTD_AUTH_TOKEN: ${{ secrets.RTD_AUTH_TOKEN }}
	BRANCH_NAME: >-
	${{ github.event.pull_request.number && 'PR-' }}${{ github.event.pull_request.number \|\| github.ref_name }}


	jobs:
	# build-r-docs:
	# name: Build docs for the R package
	# runs-on:
	# - runs-on=${{ github.run_id }}
	# - runner=linux-amd64-cpu
	# - tag=r-tests-build-docs
	# steps:
	# # Restart Docker daemon so that it recognizes the ephemeral disks
	# - run: sudo systemctl restart docker
	# - uses: actions/checkout@v4
	# with:
	# submodules: "true"
	# - name: Log into Docker registry (AWS ECR)
	# run: bash ops/pipeline/login-docker-registry.sh
	# - run: bash ops/pipeline/build-r-docs.sh
	# - name: Upload R doc
	# run: \|
	# python3 ops/pipeline/manage-artifacts.py upload \
	# --s3-bucket xgboost-docs \
	# --prefix ${BRANCH_NAME}/${PR_COMMIT_SHA} --make-public \
	# r-docs-${{ env.BRANCH_NAME }}.tar.bz2

	trigger-rtd-build:
	# needs: build-r-docs
	name: Trigger Read The Docs build.
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: 'true'
	- uses: actions/setup-python@v5
	with:
	python-version: "3.10"
	architecture: 'x64'
	- run: \|
	pip3 install requests
	- name: Trigger RTD
	run: \|
	echo "branch name: ${BRANCH_NAME}"
	python3 ops/pipeline/trigger-rtd.py --token=${RTD_AUTH_TOKEN}

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