add command keymaps to buffer #4

	name: CI
	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]
	jobs:
	unit_tests:
	name: unit tests
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	include:
	- os: ubuntu-22.04
	rev: nightly/nvim-linux64.tar.gz
	# - os: ubuntu-22.04
	# rev: v0.9.0/nvim-linux64.tar.gz
	steps:
	- uses: actions/checkout@v3
	- run: date +%F > todays-date
	- name: Restore from todays cache
	uses: actions/cache@v3
	with:
	path: _neovim
	key: ${{ runner.os }}-${{ matrix.rev }}-${{ hashFiles('todays-date') }}

	- name: Prepare
	run: \|
	test -d _neovim \|\| {
	mkdir -p _neovim
	curl -sL "https://github.com/neovim/neovim/releases/download/${{ matrix.rev }}" \| tar xzf - --strip-components=1 -C "${PWD}/_neovim"
	}
	- name: Dependencies
	run: \|
	git clone --depth 1 https://github.com/nvim-lua/plenary.nvim ~/.local/share/nvim/site/pack/vendor/start/plenary.nvim
	ln -s "$(pwd)" ~/.local/share/nvim/site/pack/vendor/start
	- name: Run tests
	run: \|
	export PATH="${PWD}/_neovim/bin:${PATH}"
	nvim --version
	make test
	format:
	name: Stylua
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- run: date +%W > weekly

	- name: Restore cache
	id: cache
	uses: actions/cache@v2
	with:
	path: \|
	~/.cargo/bin
	key: ${{ runner.os }}-cargo-${{ hashFiles('weekly') }}

	- name: Install
	if: steps.cache.outputs.cache-hit != 'true'
	run: cargo install stylua

	- name: Format
	run: make fmt-check
	lint:
	name: Luacheck
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Setup
	run: \|
	sudo apt-get update
	sudo apt-get install luarocks -y
	sudo luarocks install luacheck

	- name: Lint
	run: make lint

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