Add type hints for the `get_unused_code` function and the fields of `Item`. #1835

	name: CI

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]
	schedule:
	# Run daily (* needs quotes).
	- cron: '0 4 * * *'

	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os: [macos-latest, ubuntu-latest, windows-latest]
	python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

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

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install --upgrade build coveralls setuptools tox wheel
	python -m pip install -r requirements.txt

	- name: Build Vulture wheel
	run: python -m build

	- name: Install Vulture wheel
	run: "python -m pip install --only-binary=:all: --ignore-installed --find-links=dist/ vulture"

	- name: Run Vulture
	run: \|
	vulture vulture/ tests/
	python -m vulture vulture/ tests/

	- name: Run tests
	run: python -m tox -e py

	- name: Report coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	files: ./coverage.xml

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