[github] build all kernels; deploy only on 'main' #200

	name: Code Linters
	on: [push, pull_request]

	jobs:
	clang-format:
	runs-on: ubuntu-latest
	steps:
	- name: install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get -y install clang-format make
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Check Code Formatting
	run: \|
	make clang-format
	git status --porcelain
	git diff --exit-code

Provide feedback