🖼 Replaced Dolphin with Nauvis, mime types, image-viewer

- Added Gstreamer packages for audio data
- Replaced catppuccin wallpaper on lockscreen with one where the logo is higher
- Replaced dolphin with nautilus file manager
- Moved Gnome related configs to /gnome
- Added Gnome appindicator and extension manager
- Added loupe and gimp
- Added mime types for image files

configuration.nix

@@ -9,7 +9,7 @@
 
 {
   imports = [
-    # Include the results of the hardware scan.
+    ./gnome
     ./hardware-configuration.nix
     ./terminal
     ./hyprland
@@ -60,20 +60,17 @@
     kitty
     xdg-utils
     xdg-desktop-portal-gtk
-    kdePackages.dolphin
     kdePackages.qtwayland
     kdePackages.qtsvg
     kdePackages.qt6ct
     protonmail-desktop
-    adw-gtk3
-    glib
-    adwaita-icon-theme
     stremio
     fastfetch
     freetube
     nextcloud-client
     discord
     nix-prefetch-github # Cmd to get rev and hash from GitHub
+    gimp
   ];
 
   nix.settings.experimental-features = [
@@ -86,8 +83,6 @@
   # programs.mtr.enable = true;
 
   programs = {
-    dconf.enable = true;
-
     gnupg.agent.enable = true;
 
     kdeconnect.enable = true;
@@ -108,8 +103,6 @@
   services = {
     flatpak.enable = true;
 
-    gnome.gnome-keyring.enable = true;
-
     xserver = {
       enable = true;
       # Load Nvidia driver for Xorg and Wayland
@@ -145,14 +138,6 @@
     };
   };
 
-  xdg.mime.defaultApplications = {
-    "text/html" = "io.github.zen_browser.zen.desktop";
-    "x-scheme-handler/http" = "io.github.zen_browser.zen.desktop";
-    "x-scheme-handler/https" = "io.github.zen_browser.zen.desktop";
-    "x-scheme-handler/about" = "io.github.zen_browser.zen.desktop";
-    "x-scheme-handler/unknown" = "io.github.zen_browser.zen.desktop";
-  };
-
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
   # on your system were taken. It‘s perfectly fine and recommended to leave
@@ -160,5 +145,4 @@
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
   system.stateVersion = "24.11"; # Did you read the comment?
-
 }