Bump hardhat from 2.22.15 to 2.22.16 #1403

	name: Build and test
	on: [push, pull_request]

	jobs:
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Get yarn cache directory path
	id: yarn-cache-dir-path
	run: echo "::set-output name=dir::$(yarn cache dir)"

	- uses: actions/cache@v2
	id: yarn-cache
	with:
	path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
	key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	${{ runner.os }}-yarn-

	- name: Set up Node
	uses: actions/setup-node@v2
	with:
	node-version: 18

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.9

	- name: Install project
	run: yarn

	- name: Install slither
	run: pip3 install -r scripts/requirements.txt

	- name: Show slither version
	run: slither --version

	- name: Lint
	run: yarn fullCheck

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