Add Tab/Shift+Tab identing/unindenting. #35

	name: CI

	on: [ push, pull_request ]

	permissions:
	contents: read

	jobs:
	pytest:
	name: pytest
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10", "3.11", "3.12"]
	env:
	DISPLAY: ':99.0'
	steps:
	- uses: actions/checkout@v4
	- name: Install system packages
	run: \|
	sudo apt update
	sudo apt install libxkbcommon-x11-0 libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 libxcb-xinerama0 libxcb-xfixes0 x11-utils libgl1 libegl1 libdbus-1-3 libegl1-mesa libxcb-cursor0
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'
	- name: Print Python version
	run: python -c "import sys; print(sys.version)"
	- name: Install pip
	run: \|
	python -m pip install --upgrade pip
	- name: Install typstwriter
	run: \|
	pip install .
	pip install .[tests]
	- name: Start X
	run: \|
	/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -screen 0 1920x1200x24 -ac +extension GLX
	- name: Run tests
	run: \|
	pytest

	ruff:
	name: Ruff
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.10'
	- name: Install pip and ruff
	run: \|
	python -m pip install --upgrade pip
	pip install ruff
	- name: Run Ruff
	run: \|
	ruff check --output-format=github
	ruff format --check

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