Fix publish by installing setuptools #317

	name: ci-python-unittest

	on:
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.9, "3.10", 3.11, 3.12, 3.13]
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	- name: Test with unittest
	run: \|
	python -m unittest techdocs_core/test_core.py
	- name: Uninstall dependencies
	run: \|
	pip list --format=freeze \| xargs pip uninstall -y
	- name: Install techdocs-core plugin.
	run: \|
	pip install --editable .
	- name: Run mkdocs build end-to-end
	run: \|
	mkdocs build --config-file test-fixtures/mkdocs.yml

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