feat: cache poetry on gh-actions #43

	name: Backend

	on:
	push:
	branches:
	- '*'
	paths:
	- 'backend/**'
	pull_request:
	branches:
	- '*'
	paths:
	- 'backend/**'

	jobs:
	lint:
	defaults:
	run:
	working-directory: ./backend
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Setup Python, Poetry and Dependencies
	uses: packetcoders/action-setup-cache-python-poetry@main
	with:
	python-version: 3.12
	poetry-version: 1.8.4
	install-args: --directory=./backend

	- name: Run isort and flake8
	run: poetry run poe lint

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