Add citation and code of conduct #40

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	env:
	HATCH_VERSION: "1.12.0"
	PYTHON_VERSION: "3.9"
	PYTHON_PACKAGE_NAME: "jupyterlab_display_name"

	jobs:
	ci:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Install Hatch
	run: pipx install hatch==${{ env.HATCH_VERSION }}

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ env.PYTHON_VERSION }}

	- name: Set up Node
	uses: actions/setup-node@v4
	with:
	node-version-file: .nvmrc

	- name: Yarn cache
	uses: actions/cache@v4
	with:
	path: .yarn/cache
	key: yarn-${{ runner.os }}-${{ hashFiles('yarn.lock') }}
	restore-keys: \|
	yarn-${{ runner.os }}-

	- name: Check formatting (Black)
	run: hatch run lint:black ${{ env.PYTHON_PACKAGE_NAME }} --check

	- name: Lint (Flake8)
	run: hatch run lint:flake8 ${{ env.PYTHON_PACKAGE_NAME }}

	- name: Lint (Pylint)
	run: hatch run lint:pylint ${{ env.PYTHON_PACKAGE_NAME }}

	- name: Mypy cache
	uses: actions/cache@v4
	with:
	path: .mypy_cache
	key: mypy-${{ runner.os }}-python-${{ env.PYTHON_VERSION }}-${{ github.sha }}
	restore-keys: \|
	mypy-${{ runner.os }}-python-${{ env.PYTHON_VERSION }}-

	- name: Type check (Mypy)
	run: hatch run lint:mypy ${{ env.PYTHON_PACKAGE_NAME }}

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