A lot of QOL changement, remove Zen, config Qutebrowser, update a lot of things

Signed-off-by: Hadi <112569860+anotherhadi@users.noreply.github.com>

nixos/nvidia.nix

@@ -15,7 +15,6 @@ in {
   boot.kernelParams = [
     "nvidia-drm.modeset=1" # Enable mode setting for Wayland
     "nvidia.NVreg_PreserveVideoMemoryAllocations=1" # Improves resume after sleep
-    "nvidia.NVreg_RegistryDwords=PowerMizerEnable=0x1;PerfLevelSrc=0x2222;PowerMizerLevel=0x3;PowerMizerDefault=0x3;PowerMizerDefaultAC=0x3" # Performance/power optimizations
   ];
 
   # Blacklist nouveau to avoid conflicts
@@ -24,14 +23,11 @@ in {
   # Environment variables for better compatibility
   environment.variables = {
     LIBVA_DRIVER_NAME = "nvidia"; # Hardware video acceleration
-    XDG_SESSION_TYPE = "wayland"; # Force Wayland
     GBM_BACKEND = "nvidia-drm"; # Graphics backend for Wayland
     __GLX_VENDOR_LIBRARY_NAME = "nvidia"; # Use Nvidia driver for GLX
-    WLR_NO_HARDWARE_CURSORS = "1"; # Fix for cursors on Wayland
     NIXOS_OZONE_WL = "1"; # Wayland support for Electron apps
     __GL_GSYNC_ALLOWED = "1"; # Enable G-Sync if available
     __GL_VRR_ALLOWED = "1"; # Enable VRR (Variable Refresh Rate)
-    WLR_DRM_NO_ATOMIC = "1"; # Fix for some issues with Hyprland
     NVD_BACKEND = "direct"; # Configuration for new driver
     MOZ_ENABLE_WAYLAND = "1"; # Wayland support for Firefox
   };
@@ -73,7 +69,6 @@ in {
     # Enhanced graphics support
     graphics = {
       enable = true;
-      package = nvidiaDriverChannel;
       enable32Bit = true;
       extraPackages = with pkgs; [
         nvidia-vaapi-driver