addded column-descriptions header #342

	name: CI
	on: [push]
	jobs:
	unittest:
	name: unit tests
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.10'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install ".[test]"
	- name: Test with pytest
	run: \|
	export AWS_DEFAULT_REGION=us-east-1; python -m pytest

	lint:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.10'
	- name: Install linters
	run: \|
	python -m pip install --upgrade pip
	pip install ".[dev]"
	- name: Run ruff
	if: success() \|\| failure() # still run black if above checks fails
	run: \|
	ruff check
	ruff format --check

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