add nvidia module

.config/waybar/nvidia.sh

@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+nvidia-smi --query-gpu=utilization.gpu,power.draw,temperature.gpu --format=csv,noheader | xargs -I {} echo "GPU: {}°C"

home-manager/hyprland/styles/stats.css

@@ -1,3 +1,5 @@
+@define-color nvidia-green #76b900;
+
 #other,
 #other-drawer,
 #stats,
@@ -16,6 +18,7 @@
 #memory,
 #temperature,
 #disk,
+#nvidia,
 #network {
   padding: 0 0.5em;
 }
@@ -36,6 +39,10 @@
   color: @blue;
 }
 
+#custom-nvidia {
+  color: @nvidia-green;
+}
+
 #network.disconnected {
   background-color: #f53c3c;
 }

home-manager/hyprland/waybar.nix

@@ -11,6 +11,11 @@ in {
     statsStyle = builtins.readFile ./styles/stats.css;
     workspacesStyle = builtins.readFile ./styles/workspaces.css;
   in lib.mkIf cfg.enable {
+
+    home.file.".config/waybar" = {
+      recursive = true;
+      source = ../../.config/waybar;
+    };
     programs.waybar = {
       enable = true;
       #systemd.enable = true;
@@ -29,7 +34,7 @@ in {
         modules-right = [ "group/stats" "group/other" ];
         "group/stats" = {
           "orientation" = "horizontal";
-          "modules" = [ "network" "cpu" "memory" "disk" "temperature" ];
+          "modules" = [ "network" "cpu" "memory" "disk" "temperature" "custom/nvidia" ];
         };
         "group/other" = {
           "orientation" = "horizontal";
@@ -136,6 +141,12 @@ in {
           };
           "status-icons" = { "paused" = "⏸"; };
         };
+        "custom/nvidia" = {
+          "format" = "{}";
+          "interval" = 5;
+          "exec" = "~/.config/waybar/nvidia.sh";
+          "exec-if" = "nvidia-smi";
+        };
         "tray".icon-size = 21;
         "tray".spacing = 10;
         "hyprland/window" = {