Add "count" query #175

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python package

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

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]

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

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install pytest
	python -m pip install -e .

	- id: auth
	uses: google-github-actions/auth@v0
	with:
	credentials_json: ${{ secrets.GCP_SA_KEY }}

	- name: Set up Cloud SDK
	uses: google-github-actions/setup-gcloud@v0

	- name: Display GCP setup properties
	run: gcloud info

	- name: Setup NodeJS
	uses: actions/setup-node@v2
	with:
	node-version: "17.x"

	- name: Start Firestore emulator
	run: \|
	npm i -g firebase firebase-tools
	firebase setup:emulators:firestore
	firebase emulators:start --only firestore &

	- name: Test with pytest
	run: \|
	pytest
	env:
	FIRESTORE_EMULATOR_HOST: localhost:8080

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