Improve error message when customer has no allowed prefixes #67

	name: "Build"
	on:
	pull_request:
	push:
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: cachix/install-nix-action@v18
	with:
	extra_nix_config: \|
	access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
	- uses: cachix/cachix-action@v12
	with:
	name: wobcom-public
	authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
	- run: nix build --log-format bar-with-logs -v
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-python@v4
	with:
	python-version: '3.10'
	- name: Install Poetry
	uses: snok/install-poetry@v1
	with:
	virtualenvs-create: true
	virtualenvs-in-project: true
	installer-parallel: true
	- name: Load cached venv
	id: cached-poetry-dependencies
	uses: actions/cache@v3
	with:
	path: .venv
	key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
	- name: Install dependencies
	if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
	run: poetry install --no-interaction --no-root
	- name: Install project
	run: poetry install --no-interaction
	- name: Run tests
	run: \|
	source .venv/bin/activate
	pytest -m unit

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