home: tmux: display CPU in status bar

home/tmux.nix

@@ -7,14 +7,20 @@ in
     enable = mkEnableOption "tmux dotfiles";
   };
 
-  config.programs.tmux = lib.mkIf cfg.enable {
+  config = lib.mkIf cfg.enable {
+    programs.tmux = {
       enable = true;
       baseIndex = 1;
       terminal = "screen-256color";
       clock24 = true;
 
       plugins = with pkgs; [
-      tmuxPlugins.cpu
+        {
+          plugin = tmuxPlugins.cpu;
+          extraConfig = ''
+            set -g status-right 'CPU: #{cpu_percentage} | %a %d-%h %H:%M '
+          '';
+        }
         {
           plugin = tmuxPlugins.tmux-colors-solarized;
           extraConfig = ''
@@ -23,4 +29,5 @@ in
         }
       ];
     };
+  };
 }