Set up continuous integration #27

	name: continuous integration
	on: [push, pull_request]
	permissions:
	contents: read
	jobs:
	check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Setup Go 1.22
	uses: actions/setup-go@v5
	with:
	go-version: "1.22.x"
	- name: Set up Python 3.12
	uses: actions/setup-python@v5
	with:
	python-version: "3.12"
	- name: install Pipenv
	run: pip install pipenv --user
	- name: install dependencies
	run: pipenv sync --dev # Installs all deps, including dev deps, from Pipfile.lock.
	- name: Create .env file for GitHub Actions
	run: pipenv run invoke mkenv
	- name: format
	run: pipenv run invoke fmt
	- name: lint
	run: pipenv run invoke lint
	- name: check types
	run: pipenv run invoke build
	- name: run tests
	run: pipenv run invoke test

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