Integrate pyzag bindings for neml2 #50

	name: CMake integration

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

	permissions:
	contents: read # Required when overriding permissions
	pull-requests: write # For posting coverage report
	checks: write

	# Newer commits should cancel old runs
	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	cmake-integration:
	name: Test CMake integration as a subproject
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive
	path: neml2
	- uses: actions/setup-python@v5
	with:
	python-version: "3.9"
	- uses: jwlawson/actions-setup-cmake@v2
	with:
	cmake-version: "3.28"
	- run: pip install torch==2.5.1
	- name: Create a source file for testing purposes
	run: \|
	echo -e "\
	#include \"neml2/base/Registry.h\"\n\
	int main() {\n\
	return 0;\n\
	}\
	" > main.cxx
	- run: cat main.cxx
	- name: Create a CMakeLists.txt file for testing purposes
	run: \|
	echo -e "\
	cmake_minimum_required(VERSION 3.28)
	project(FOO)\n\
	add_subdirectory(neml2)\n\
	add_executable(foo main.cxx)\n\
	add_compile_definitions(_GLIBCXX_USE_CXX11_ABI=0)\n\
	target_link_libraries(foo neml2)\n\
	" > CMakeLists.txt
	- run: cat CMakeLists.txt
	- name: Configure with CMake
	run: cmake -DNEML2_TESTS=OFF -B build .
	- name: Compile
	run: cmake --build build --target all -j 2 --
	- run: ./build/foo

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