Add poetry for easiness publishing #40

	# Checks that we can build and validate the Unittest
	name: GitHub CI
	on:
	push:
	branches:
	- main
	pull_request:
	jobs:
	test:
	if: ${{ !contains(github.event.pull_request.title, 'WIP') }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	# python-version: [3.8]
	python-version: [3.8, 3.9, "3.10"]
	max-parallel: 1 # Ensures that only one job runs at a time

	steps:
	- name: Check out the code
	uses: actions/checkout@v2
	with:
	fetch-depth: 1

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Poetry 1.8.3
	run: \|
	curl -sSL https://install.python-poetry.org \| python3 -
	export PATH="$HOME/.local/bin:$PATH"
	poetry self update 1.8.3

	- id: 'auth'
	name: 'Authenticate to Google Cloud'
	uses: 'google-github-actions/auth@v2'
	with:
	credentials_json: '${{ secrets.GOOGLE_APPLICATION_CREDENTIALS }}'

	- name: Install Dependencies
	run: poetry install

	- name: Run Tests
	run: poetry run pytest --cov=gcp_io --cov-report=term-missing --cov-report=xml

	- name: Upload coverage
	uses: codecov/codecov-action@v2

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