ci: Add markdownlint check #978

	name: Build

	on:
	push:
	branches:
	- main
	- staging

	pull_request:
	branches:
	- main
	- staging

	schedule:
	- cron: 00 4 * * *

	env:
	CARGO_TERM_COLOR: always

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- uses: DavidAnson/markdownlint-cli2-action@v18
	with:
	globs: '*/.md'

	- name: Install latest stable
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: stable

	- name: Install latest nightly
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: nightly
	components: rust-src

	- uses: Swatinem/rust-cache@v2
	with:
	workspaces: \|
	examples/aya-tool
	examples/cgroup-skb-egress
	examples/kprobetcp
	examples/lsm-nice
	examples/tc-egress
	examples/xdp-drop
	examples/xdp-hello
	examples/xdp-log

	- uses: taiki-e/install-action@v2
	with:
	tool: bpf-linker

	- name: Set up Python
	uses: actions/setup-python@v5

	- name: Install python dependencies
	run: \|
	python -m pip install --upgrade pip
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi

	- name: Build docs
	run: mkdocs build

	- name: Check Examples
	run: \|
	for dir in ./examples/*/ ; do
	pushd "${dir}"
	echo "Example: ${dir}."
	cargo xtask build-ebpf --release
	cargo build --release
	popd
	done

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