nixos/home/common/core/nixvim/theme.nix

{
  programs.nixvim.colorschemes.kanagawa = {
    enable = true;
    settings = {
      commentStyle = {
        italic = true;
      };
      terminalColors = true;
      theme = "wave";
      transparent = true;
      undercurl = true;
    };
  };
}