run formatter, add stub test #223

	name: CI

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

	jobs:
	test:
	runs-on: ubuntu-latest

	steps:
	# Checks-out the repository under $GITHUB_WORKSPACE, so the job can access it
	- uses: actions/checkout@v2

	- name: Setup Bazel
	uses: abhinavsingh/setup-bazel@v3
	with:
	# Bazel version to install e.g. 1.2.1, 2.0.0, ...
	version: 5.1.0

	- name: Set up Python 3
	uses: actions/setup-python@v2
	with:
	python-version: '3.9'

	- name: Run tests
	run: bazel test //...
	env:
	PYTHONIOENCODING: utf8

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