refactor(ci): use Github Actions' env syntax #29

	name: CI

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest

	services:
	postgres:
	image: postgis/postgis:16-3.4
	env:
	POSTGRES_USER: user
	POSTGRES_PASSWORD: password
	POSTGRES_DB: database
	ports:
	- 5432:5432
	options: >-
	--health-cmd="pg_isready -U user"
	--health-interval=10s
	--health-timeout=5s
	--health-retries=5

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.10'

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

	- name: Check linting
	run: \|
	flake8 .

	- name: Run tests
	env:
	POSTGRES_HOST: 127.0.0.1
	POSTGRES_TEST_PORT: 5432
	run: \|
	cp .env.sample .env
	export POSTGRES_HOST=127.0.0.1
	export POSTGRES_TEST_PORT=5432
	pytest

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