Create minimalistic CMake project with include and src folder structure#1

Copilot wants to merge 1 commit intomainratioSolver/LinSpire:mainfrom

copilot/fix-cae917ad-fac8-4be2-aabb-80c3960b94eeratioSolver/LinSpire:copilot/fix-cae917ad-fac8-4be2-aabb-80c3960b94eeCopy head branch name to clipboard