Add flask method view example challenge 3 #8

	name: Python checks

	on: [push]

	jobs:
	checks:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.11
	uses: actions/setup-python@v2
	with:
	python-version: 3.11
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install poetry
	poetry install
	- name: ruff check
	run: poetry run ruff check
	- name: mypy check
	run: poetry run mypy challenge

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