Docs

Add CI test for sphinx-intl's doc #2

	name: Docs
	on:
	push:
	paths:
	- 'doc/'
	- '.github/workflows/doc.yml'
	pull_request:
	paths:
	- 'doc/'
	- '.github/workflows/doc.yml'
	workflow_dispatch:

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.sha }}
	cancel-in-progress: true

	jobs:
	doc:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup python binary
	uses: actions/setup-python@v5
	with:
	python-version: '3'
	cache: 'pip'
	cache-dependency-path: 'doc/requirements.txt'

	- name: Install dependencies
	run: pip install -r doc/requirements.txt

	- name: Build docs
	run: make -C doc html O='--keep-going --fail-on-warning --nitpicky'

	- name: Lint docs
	if: always()
	run: sphinx-lint doc/

	- name: Check links
	if: always()
	run: make -C doc linkcheck O='--keep-going'

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