add CITATION.cff and JOSS badge #84

	name: unittest

	on: [push]

	jobs:
	build:

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

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'
	# printing the current Python version
	- name: Download and set up ncbi datasets client
	run: \|
	curl -o datasets 'https://ftp.ncbi.nlm.nih.gov/pub/datasets/command-line/v2/linux-amd64/datasets'
	chmod +x datasets
	mkdir -p $HOME/.local/bin
	mv datasets $HOME/.local/bin
	echo "$HOME/.local/bin" >> $GITHUB_PATH
	- name: Display Python version
	run: python -c "import sys; print(sys.version)"
	- name: Install HDF5
	run: sudo apt-get update && sudo apt-get install -y libhdf5-dev
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install .
	- name: Install pytest
	run: \|
	pip install pytest
	- name: Run tests
	working-directory: test
	run: \|
	pytest test.py

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