hope this works

modules/sway/home.nix

@@ -0,0 +1,32 @@
+{ pkgs, ... }:
+{
+  wayland.windowManager.sway = {
+    enable = true;
+    wrapperFeatures.gtk = true; # Fixes common issues with GTK 3 apps
+    config = rec {
+      modifier = "Mod4";
+      # Use kitty as default terminal
+      terminal = "foot";
+      keybindings = {
+        # Brightness Controls
+        "XF86MonBrightnessDown" = "exec light -U 10";
+        "XF86MonBrightnessUp" = "exec light -A 10";
+
+        # Volume Controls
+        "XF86AudioRaiseVolume" = "exec pactl set-sink-volume @DEFAULT_SINK@ +1%";
+        "XF86AudioLowerVolume" = "exec pactl set-sink-volume @DEFAULT_SINK@ -1%";
+        "XF86AudioMute" = "exec pactl set-sink-mute @DEFAULT_SINK@ toggle";
+      };
+      input = {
+        "type:touchpad" = {
+          # Enables or disables tap for specified input device.
+          tap = "enabled";
+          # Enables or disables natural (inverted) scrolling for the specified input device.
+          natural_scroll = "enabled";
+          # Enables or disables disable-while-typing for the specified input device.
+          dwt = "enabled";
+        };
+      };
+    };
+  };
+}