Fix bug that `zk--id-list` does not return list if there is only one file in zk-directory. #348

	# melpazoid <https://github.com/riscy/melpazoid> build checks.

	# If your package is on GitHub, enable melpazoid's checks by copying this file
	# to .github/workflows/melpazoid.yml and modifying RECIPE and EXIST_OK below.

	name: melpazoid
	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.10
	uses: actions/setup-python@v4
	with:
	python-version: '3.10'
	- name: Install
	run: \|
	python -m pip install --upgrade pip
	sudo apt-get install emacs && emacs --version
	git clone https://github.com/riscy/melpazoid.git ~/melpazoid
	pip install ~/melpazoid
	- name: Run
	env:
	LOCAL_REPO: ${{ github.workspace }}
	# RECIPE is your recipe as written for MELPA:
	RECIPE: (zk-index :fetcher github :repo "localauthor/zk" :files ("zk-index.el"))
	# set this to false (or remove it) if the package isn't on MELPA:
	EXIST_OK: true
	run: echo $GITHUB_REF && make -C ~/melpazoid

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