refact(backend-lifespan): improving type checking and incorporating lifespan as an alternative to on_event #800

	name: Lint
	on:
	push:
	branches: [ "master" ]
	paths:
	- 'app/**'
	pull_request:
	branches: [ "master" ]
	paths:
	- 'app/**'

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: black
	uses: psf/black@stable
	with:
	options: "--check --verbose"
	src: "./app"

	- name: Set up Python 3.11.2
	uses: actions/setup-python@v3
	with:
	python-version: 3.11.2

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install pylint
	pip install -r requirements.txt

	- name: Lint with pylint
	run: \|
	pylint --exit-zero "$(git ls-files '*.py')"

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