Add gnome extension to use random wallpapers

Add collection of wallpapers

configuration.nix

@@ -74,6 +74,7 @@
     ]) ++ (with pkgs.gnomeExtensions; [
       pop-shell
       window-is-ready-remover
+      random-wallpaper
     ]);
 
     gnome.excludePackages = (with pkgs; [

home.nix

@@ -207,6 +207,7 @@
         "workspace-indicator@gnome-shell-extensions.gcampax.github.com"
         "pop-shell@system76.com"
         "windowIsReady_Remover@nunofarruca@gmail.com"
+        "randomwallpaper@iflow.space"
       ];
     };
 
@@ -255,5 +256,19 @@
       switch-to-workspace-4 = [ "<Super>4" ];
       toggle-fullscreen = [ "<Super>f" ];
     };
+
+    "org/gnome/shell/extensions/space-iflow-randomwallpaper" = {
+      auto-fetch = true;
+      change-type = 2;
+      hide-panel-icon = true;
+      history-length = 1;
+      hours = 1;
+      minutes = 30;
+      sources = [ "42" ];
+      fetch-on-startup = true;
+    };
+
+    "org/gnome/shell/extensions/space-iflow-randomwallpaper/sources/general/42".type = 4;
+    "org/gnome/shell/extensions/space-iflow-randomwallpaper/sources/localFolder/42".folder = "${flake}/wallpapers";
   };
 }