Add fallback_keys arg to Signer. Cleanup. #33

	name: CI

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.9

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


	- name: execute tests
	run: \|
	python test_project/manage.py test resigner_tests

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