Fix tiebreak test to avoid issue, and add tests #31

	name: CI

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	jobs:
	check:
	name: Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-python@v4
	with:
	python-version: "3.10"
	cache: pipenv

	- name: Install pipenv and dependencies
	run: \|
	pip install --user pipenv
	pipenv install --dev --deploy
	- name: Check formatting with isort and black
	run: \|
	pipenv run black --check .
	pipenv run isort --check-only --profile black .

	build-and-push-image:
	name: Build and Push Docker Image
	runs-on: ubuntu-latest
	permissions:
	packages: write
	needs:
	- check
	if: success() && github.ref_name == 'master' && github.event_name == 'push'
	steps:
	- uses: actions/checkout@v3

	- name: Log in to the Container registry
	uses: docker/login-action@v2
	if: github.event_name != 'pull_request' # don't need to login if we're not pushing
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Get Docker Metadata
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ghcr.io/uwcs/vote
	tags: \| # tag with commit hash and with 'latest'
	type=sha
	type=raw,value=latest,enable={{is_default_branch}}
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Build and Push Docker image
	uses: docker/build-push-action@v3
	with:
	context: .
	push: ${{ github.event_name != 'pull_request' }} # dont push on a pull request
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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