✨ Add `PatchClassifier` Engine #933

	# This workflow will perform code type checking using mypy

	name: mypy type checking

	on:
	push:
	branches: [ develop, pre-release, master, main ]
	pull_request:
	branches: [ develop, pre-release, master, main, dev-define-engines-abc ]

	jobs:

	build:

	runs-on: ubuntu-24.04

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

	steps:

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}

	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Install dependencies
	run: \|
	sudo apt update
	sudo apt-get install -y libopenslide-dev openslide-tools libopenjp2-7 libopenjp2-tools
	python -m pip install --upgrade pip
	pip install -r requirements/requirements_dev.txt

	- name: Perform type checking
	run: \|
	mypy --install-types --non-interactive --follow-imports=skip \
	tiatoolbox/__init__.py \
	tiatoolbox/__main__.py \
	tiatoolbox/typing.py \
	tiatoolbox/tiatoolbox.py \
	tiatoolbox/utils \
	tiatoolbox/tools \
	tiatoolbox/data \
	tiatoolbox/annotation \
	tiatoolbox/cli/common.py

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