Update README.md #21

	name: Build

	on: [push]

	jobs:

	build:

	runs-on: ${{ matrix.os }}

	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-latest, windows-latest, macos-latest]
	python-version: ["3.8"]

	env:
	KNAPSACK_WITH_CONFLICTS_DATA: ${{ github.workspace }}/data/knapsack_with_conflicts
	SEQUENTIAL_ORDERING_DATA: ${{ github.workspace }}/data/sequential_ordering
	FLOWSHOP_SCHEDULING_DATA: ${{ github.workspace }}/data/flowshop_scheduling
	SIMPLE_ASSEMBLY_LINE_BALANCING_1_DATA: ${{ github.workspace }}/data/simple_assembly_line_balancing_1

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Download data
	run: \|
	python3 -m pip install gdown
	python3 scripts/download_data.py
	- name: Build
	run: \|
	cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
	cmake --build build --config Release --parallel
	cmake --install build --config Release --prefix install
	- name: Run tests
	run: python3 -u scripts/run_tests.py test_results
	- name: Checkout main branch
	run: \|
	git remote set-branches origin '*'
	git fetch --depth 1
	git checkout main
	- name: Build
	run: \|
	cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
	cmake --build build --config Release --parallel
	cmake --install build --config Release --prefix install
	- name: Run tests
	run: python3 -u scripts/run_tests.py test_results_ref
	- name: Process tests
	run: python3 -u ./build/_deps/optimizationtools-src/scripts/process_tests.py --ref test_results_ref --new test_results

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