Bump Vankka/pr-target-branch-action from 2 to 3 #596

	name: Docs

	on:
	push:
	branches-ignore:
	# These should always correspond to pull requests, so ignore them for
	# the push trigger and let them be triggered by the pull_request
	# trigger, avoiding running the workflow twice. This is a minor
	# optimization so there's no need to ensure this is comprehensive.
	- 'dependabot/**'

	# The branches below must be a subset of the branches above
	pull_request:
	branches:
	- develop
	- main

	jobs:
	docs:
	runs-on: ubuntu-latest
	name: Build and test package documentation

	# The maximum number of minutes to let a workflow run
	# before GitHub automatically cancels it. Default: 360
	timeout-minutes: 30

	steps:
	- name: Checkout code
	uses: actions/[email protected]

	- name: Set up Python 3.12
	uses: actions/[email protected]
	with:
	python-version: '3.12'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox tox-gh-actions setuptools

	- name: Check external links in the package documentation
	run: tox -e linkcheck

	- name: Build and test package documentation
	run: tox -e docs

	- name: Archive docs artifacts
	if: always()
	uses: actions/upload-artifact@v4
	with:
	name: docs
	path: docs
	# Artifacts are retained for 90 days by default.
	# In fact, we don't need such long period.
	retention-days: 60

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