🖼 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

home/default-applications.nix

@@ -0,0 +1,23 @@
+{ ... }:
+
+{
+  xdg.mimeApps = {
+    enable = true;
+    defaultApplications =
+      let
+        browser = "io.github.zen_browser.zen.desktop";
+        imageViewer = "org.gnome.Loupe.desktop";
+      in
+      {
+        "text/html" = browser;
+        "x-scheme-handler/http" = browser;
+        "x-scheme-handler/https" = browser;
+        "x-scheme-handler/about" = browser;
+        "x-scheme-handler/unknown" = browser;
+        "image/jpg" = imageViewer;
+        "image/jpeg" = imageViewer;
+        "image/png" = imageViewer;
+        "image/gif" = imageViewer;
+      };
+  };
+}

home/default.nix

@@ -9,6 +9,7 @@ in
 {
   imports = [
     inputs.nixvim.homeManagerModules.nixvim
+    ./default-applications.nix
     ./fish.nix
     ./nixvim
     ./rofi

home/hyprland/hyprland.conf

@@ -25,7 +25,7 @@ monitor = DP-3, 2560x1440@59.95, 1920x0, 1
 # Set programs that you use
 $browser = io.github.zen_browser.zen
 $terminal = kitty
-$fileManager = dolphin
+$fileManager = nautilus
 $menu = rofi -show drun