Add python 3.12 to GH Actions tests #326

	name: Static typing hint test

	on:
	push:
	pull_request:
	workflow_dispatch: # Allows you to run this workflow manually from the Actions tab

	jobs:
	# Build job
	typing:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [ '3.8', '3.9', '3.10', '3.11', '3.12' ]

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: "pip" # caching pip dependencies

	- name: Install dependencies
	run: \|
	pip install -r requirements.txt
	pip install mypy
	pip install types-Markdown

	- name: Run typing test
	run: \|
	mypy --ignore-missing-imports ./boxes/
	mypy --ignore-missing-imports ./scripts/boxes
	mypy --ignore-missing-imports ./scripts/boxes2inkscape
	mypy --ignore-missing-imports ./scripts/boxes2pot
	mypy --ignore-missing-imports ./scripts/boxesserver
	mypy --ignore-missing-imports ./documentation/src/boxes2rst.py
	mypy --ignore-missing-imports ./setup.py

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