Thanks ! As for your question, no i didn’t follow a specific guide. More like multiple ressources here and there. Here are some of them :
https://josiahalenbrown.substack.com/p/installing-nixos-with-hyprland
https://wiki.hyprland.org/Nix/
https://nixos.wiki/wiki/Flakes
https://nix-community.github.io/home-manager/
https://josiahalenbrown.substack.com/p/managing-your-nixos-configuration
If you need some inspiration, feel free to check my dotfiles
It’s not just the cpus. Microsoft has a very broken implementation for sleep. I saw an ltt video talking about it and apperently a microsoft employee was able to reproduce the bug. Don’t know if there’s any news tho