Fix include merge variable substitution #56

	name: Python application

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10"]
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python3 -m pip install --upgrade pip
	python3 -m pip install -r ./requirements.txt
	python3 -m pip install doc8 flake8 pytest pytest-cov
	- name: Install package
	run: \|
	python3 -m pip install .
	- name: Lint with flake8
	run: \|
	flake8 . --show-source --statistics
	- name: Test with pytest
	run: \|
	pytest --cov
	- name: Lint rst with doc8
	run: \|
	doc8 ./docs
	- name: Build docs
	run: \|
	make -C ./docs/ html

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