split waybar into multiple files

modules/desktop/waybar/kmonad.nix

@@ -0,0 +1,35 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}:
+with lib;
+mkIf (config.xyno.hardware.kmonad.enable) {
+  xyno.desktop.waybar.config = {
+    "custom/kmonad" = {
+      exec =
+        (pkgs.writeShellApplication {
+          name = "kmonad-layer-watcher";
+          runtimeInputs = [ pkgs.inotify-tools ];
+          text = ''
+            cat /tmp/kmonad-layer;
+            while inotifywait -qq -e modify /tmp/kmonad-layer; do
+              cat /tmp/kmonad-layer;
+            done  
+          '';
+        })
+        + "/bin/kmonad-layer-watcher";
+      restart-interval = 5;
+    };
+    modules-left = mkBefore [ "custom/kmonad" ];
+  };
+  xyno.desktop.waybar.style = ''
+    #custom-kmonad {
+        color: #84929D;
+        margin-left: 4px;
+        border-bottom: 3px solid #fbf1c7;
+    }
+  '';
+
+}