:sparkles: C++20 Modules

[liam-teale]

m #### Overview
C++20 modules are essentially a less cancerous version of header files

Motivation

improved UX/DX, and it sounds fun

Additional Information

• planned support in GCC 15
• supported in latest version of LLVM
• not currently supported in Meson
• supported in latest version of CMake
• supported by clangd?

Requirements

• ✨ CMake #10
• mesonbuild/Meson #5024

[leha-bot]

clangd have a little support for modules, authors kindly ask for feedback, e.g., in this experimental "test polygon" clangd fork: https://github.com/ChuanqiXu9/clangd-for-modules/