docs

[docs] improve zstandard error message #707

	---
	name: docs

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

	jobs:
	test:
	name: check-docs
	runs-on: ubuntu-latest
	steps:
	- name: check out repository
	uses: actions/checkout@v4
	with:
	fetch-depth: 1
	- uses: conda-incubator/setup-miniconda@v3
	with:
	environment-file: docs/env.yml
	activate-environment: pydistcheck-docs
	miniforge-version: latest
	- name: build docs
	shell: bash -l {0}
	run: \|
	pip install .
	make -C ./docs html

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