Add check links workflow #2034

	name: build

	on:
	# quick tests for every pull request
	push:
	branches:
	- main
	pull_request:

	jobs:
	# caching of these jobs:
	# - docker-20-03-py3-pip- (shared)
	# - ubuntu py37 pip-
	# - os-latest-pip- (shared)
	guidelines:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.9
	uses: actions/setup-python@v3
	with:
	python-version: 3.9
	- name: cache weekly timestamp
	id: pip-cache
	run: \|
	echo "::set-output name=datew::$(date '+%Y-%V')"
	- name: cache for pip
	uses: actions/cache@v3
	id: cache
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ steps.pip-cache.outputs.datew }}
	- name: Install dependencies
	run: \|
	find /opt/hostedtoolcache/* -maxdepth 0 ! -name 'Python' -exec rm -rf {} \;
	python -m pip install --upgrade pip wheel
	python -m pip install -r https://raw.githubusercontent.com/Project-MONAI/MONAI/dev/requirements-dev.txt
	python -m pip install -r requirements.txt
	- name: Guidelines notebook format check
	run: \|
	$(pwd)/runner.sh --no-run --no-checks --cell-standard

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