CI: add Python 3.12 #201

	name: "FileCheck.py on Linux"

	on: [pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Upgrade pip
	run: \|
	python -m pip install --upgrade pip

	- name: Install dev dependencies
	run: \|
	pip install -r requirements.dev.txt

	- name: Run tests
	run: \|
	invoke check

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