implemented a way to test kernel compatibility #32

	name: CI

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

	env:
	CARGO_TERM_COLOR: always

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Install system tools
	run: \|
	sudo apt update
	sudo apt install -y cmake ninja-build clang lld git libbpf-dev

	# we need to fetch rust deps first to speed up cargo xtask
	- name: Cache Rust dependencies
	uses: actions/cache@v3
	with:
	path: \|
	~/.cargo
	~/.rustup
	target
	key: ${{ runner.os }}-rust-${{ hashFiles('**/Cargo.lock') }}

	- id: cache-key
	run: echo "cache-key=$(cargo xtask build-tools --action-cache-key)" >> "$GITHUB_OUTPUT"

	- name: Cache build tools
	uses: actions/cache@v3
	with:
	path: \|
	build-tools/
	key: ${{ steps.cache-key.outputs.cache-key }}

	- name: Build-Tools (LLVM and bpf-linker)
	run: cargo xtask build-tools --free-space

	#- name: Save cached build tools
	# uses: actions/cache@v3
	# with:
	# path: build-tools # path where build-tools are installed
	# key: ${{ runner.os }}-build-tools-${{ hashFiles('xtask/src/*/.rs') }}

	- name: Build (eBPF and userland)
	run: cargo xtask build

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