Bump tar from 6.1.11 to 6.2.1 #108

	name: Check Release
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	permissions:
	contents: write

	jobs:
	check_release:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Install Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.9
	architecture: 'x64'
	- name: Install node
	uses: actions/setup-node@v2
	with:
	node-version: '14.x'
	- name: Get pip cache dir
	id: pip-cache
	run: \|
	echo "::set-output name=dir::$(pip cache dir)"
	- name: Cache pip
	uses: actions/cache@v1
	with:
	path: ${{ steps.pip-cache.outputs.dir }}
	key: ${{ runner.os }}-pip-${{ hashFiles('setup.cfg', 'setup.py') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	- name: Cache checked links
	uses: actions/cache@v2
	with:
	path: ~/.cache/pytest-link-check
	key: ${{ runner.os }}-linkcheck-${{ hashFiles('**/.md') }}-md-links
	restore-keys: \|
	${{ runner.os }}-linkcheck-
	- name: Upgrade packaging dependencies
	run: \|
	pip install --upgrade pip setuptools wheel jupyter-packaging~=0.10 --user
	- name: Install Dependencies
	run: \|
	pip install .
	- name: Check Release
	uses: jupyter-server/jupyter_releaser/.github/actions/check-release@v1
	with:
	token: ${{ secrets.GITHUB_TOKEN }}

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