Update README.md #3

	name: check coding style

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Install dependencies
	run: \|
	sudo apt-get install -y gcc libncurses5-dev

	- name: Cache coding-style-checker
	uses: actions/cache@v2
	with:
	path: \|
	coding-style-checker
	key: ${{ runner.os }}-coding-style-${{ hashFiles('/coding-style-checker/') }}

	- name: Coding Style Install
	run: \|
	if [ ! -d "coding-style-checker" ]; then
	git clone https://github.com/Epitech/coding-style-checker.git
	fi

	- name: Run coding style check
	run: \|
	output=$(./coding-style-checker/coding-style.sh . .)
	echo "$output"
	echo "\n======== errors ========\n"
	cat coding-style-reports.log
	echo "\n========================\n"
	errors=$(echo "$output" \| grep -oP '\d+(?= coding style error)' \|\| true)
	if (( errors != 2 )); then
	exit 1
	fi

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