resolves 6: add support for cmake cxx standard #22

	name: CI

	on:
	workflow_dispatch:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	build-cache:
	runs-on: self-ubuntu-24.04
	permissions:
	packages: write
	continue-on-error: false
	strategy:
	matrix:
	env_variant: [omp]
	steps:

	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	submodules: true

	- name: Set up Spack
	uses: spack/setup-spack@v2
	with:
	color: true
	path: _spack
	- name: Install
	run: \|
	ls -l
	spack -e spack/proxy-geos-${{ matrix.env_variant }} install --no-check-signature

	- name: Push packages and update index
	run: \|
	spack -e spack/proxy-geos-${{ matrix.env_variant }} mirror set --push --oci-username ${{ github.actor }} --oci-password "${{ secrets.GITHUB_TOKEN }}" numpex-buildcache
	spack -e spack/proxy-geos-${{ matrix.env_variant }} buildcache push --base-image ubuntu:24.04 --unsigned --update-index numpex-buildcache
	if: ${{ !cancelled() }}

	build:
	needs: build-cache
	runs-on: self-ubuntu-24.04
	continue-on-error: true
	strategy:
	matrix:
	env_variant: [omp]
	preset: [default, kokkos]

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	submodules: true

	- name: Set up Spack
	uses: spack/setup-spack@v2


	- name: Configure CMake
	run: \|
	spack env activate --sh spack/proxy-geos-${{ matrix.env_variant }}
	cmake --preset ${{ matrix.preset }}

	- name: Build
	run: cmake --build --preset ${{ matrix.preset }}

	- name: Test
	run: ctest --preset ${{ matrix.preset }}

Provide feedback