Convert tmux config to Nix and personalize system configuration

home/modules/editor.nix

@@ -1,7 +1,6 @@
 { config, lib, pkgs, pkgs-unstable, ... }:
 
 {
-  # Neovim as primary editor
   programs.neovim = {
     enable = true;
     defaultEditor = true;
@@ -62,8 +61,4 @@
       EOF
     '';
   };
-
-  # Alternative: VS Code (uncomment if preferred)
-  # programs.vscode.enable = true;
-
 }