(#89) added formula 8.17 from NEN-EN 1992-1-1+C2:2011 #212

	# This workflow will make sure that incoming changes via pull requests
	# will not decrease the code coverage to less than 99%.

	name: Assure a minimum code coverage of 99%

	on:
	pull_request:
	types: [opened, reopened, synchronize]

	jobs:
	tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10", "3.11"]

	name: Code coverage with python ${{ matrix.python-version }}
	steps:
	- uses: actions/checkout@v2

	- name: Setup python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Update pip
	run: pip install --upgrade pip

	- name: Install package
	run: python -m pip install -e .[dev]

	- name: Check code coverage is at least 99.7%
	run: \|
	pip install pytest
	pip install pytest-cov
	pytest --cov=./blueprints --cov-fail-under=99.7

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