Improving linkcheck #412

	---
	name: "Test"
	on:
	pull_request:
	push:
	jobs:
	test:
	name: "Test"
	runs-on: "ubuntu-22.04"
	steps:
	- name: "Check out repository"
	uses: "actions/checkout@v4"
	- name: "Set up Python"
	uses: "actions/setup-python@v5"
	with:
	python-version: "3.10"
	- name: "Get pip cache dir"
	id: "pip-cache"
	run: \|
	echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
	- name: "Cache pip packages"
	uses: "actions/cache@v4"
	with:
	path: "${{ steps.pip-cache.outputs.dir }}"
	key: "${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}"
	restore-keys: \|
	${{ runner.os }}-pip-
	- name: "Install requirements"
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	- name: "Run build test"
	run: \|
	make test
	- name: Get changed files
	id: changed-files
	uses: tj-actions/changed-files@v24
	- name: Run linkcheck on .rst files
	run: \|
	for file in ${{ steps.changed-files.outputs.all_changed_files }}; do
	if [ "${file: -4}" == ".rst" ]
	then
	var="$var $file"
	fi
	done
	if [ -z "$var" ]
	then
	echo "No *.rst changed files to check."
	else
	make files="$var" linkcheck-specified-files
	fi
	lint:
	name: "Linting"
	runs-on: "ubuntu-22.04"
	steps:
	- uses: "actions/checkout@v4"
	- uses: "actions/setup-python@v5"
	- uses: "pre-commit/[email protected]"

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