Use higher mouse accel speed

environments/niri/home.nix

@@ -33,6 +33,7 @@
     gnome-control-center
     gnome-weather
     wdisplays
+    niri
   ];
 
   xdg.configFile."niri/config.kdl".source = ./niri.kdl;

environments/niri/niri.kdl

@@ -15,6 +15,10 @@ input {
 		scroll-method "two-finger"
 	}
 
+	mouse {
+		accel-speed 0.5
+	}
+
 	disable-power-key-handling
 	warp-mouse-to-focus
 	focus-follows-mouse max-scroll-amount="0%"
@@ -180,5 +184,5 @@ binds {
 
 spawn-at-startup "wallpaper"
 spawn-at-startup "ags"
-spawn-at-startup "uwsm" "finalize" "DISPLAY" "WAYLAND_DISPLAY" "XDG_CURRENT_DESKTOP" "NIXOS_OZONE_WL" "XCURSOR_THEME" "XCURSOR_SIZE"
+spawn-at-startup "uwsm" "finalize" "DISPLAY" "WAYLAND_DISPLAY" "XDG_CURRENT_DESKTOP" "NIXOS_OZONE_WL" "XCURSOR_THEME" "XCURSOR_SIZE" "NIRI_SOCKET"
 spawn-at-startup "hyprlock" "--immediate"

modules/wm/home.nix

@@ -1,4 +1,4 @@
-{pkgs, ...}: let
+{pkgs, lib, ...}: let
   wallpaper = pkgs.writeShellScriptBin "wallpaper" ''
     WALLPAPERS=~/wallpapers/
 
@@ -48,6 +48,7 @@ in {
 
   services.darkman = let
     genTheme = theme: {
+      "0-transition" = "${lib.getExe pkgs.niri} msg action do-screen-transition";
       color-scheme = "${pkgs.glib}/bin/gsettings set org.gnome.desktop.interface color-scheme prefer-${theme}";
       gtk3 = let
         suffix =