Fix return code for backy backup #251

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python application

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	check-poetry:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Install poetry
	run: pipx install poetry
	- name: Set up Python 3.10
	uses: actions/setup-python@v4
	with:
	python-version: '3.10'
	cache: 'poetry'
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install liblzo2-dev
	poetry install
	- name: Test with pytest
	run: \|
	poetry run pytest

	check-nix:
	runs-on: ubuntu-latest
	steps:
	- name: git checkout
	uses: actions/checkout@v3
	- name: Install Nix
	uses: DeterminateSystems/nix-installer-action@main
	- uses: DeterminateSystems/magic-nix-cache-action@main
	with:
	fail-mode: true

	- name: check flake
	run: \|
	nix run
	nix flake check -L

	- name: check 23.05
	run: \|
	nix run --override-input nixpkgs github:NixOS/nixpkgs/nixos-23.05 \
	--override-input poetry2nix github:nix-community/poetry2nix/1.41.0

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