fix firefox addons ig? also system var is here lol

Signed-off-by: ahuston-0 <aliceghuston@gmail.com>

users/richie/home/gui/firefox.nix

@@ -1,17 +1,22 @@
-{ pkgs, ... }:
+{
+  pkgs,
+  inputs,
+  machineConfig,
+  ...
+}:
 {
   programs.firefox = {
     enable = true;
     profiles.richie = {
-      # extensions = with pkgs.inputs.firefox-addons; [
-      #   bitwarden-password-manager
-      #   darkreader
-      #   dearrow
-      #   fastforwardteam
-      #   return-youtube-dislikes
-      #   sponsorblock
-      #   ublock-origin
-      # ];
+      extensions = with inputs.firefox-addons.packages.${machineConfig.system}; [
+        bitwarden
+        darkreader
+        dearrow
+        fastforwardteam
+        return-youtube-dislikes
+        sponsorblock
+        ublock-origin
+      ];
       search.engines = {
         "Nix Options" = {
           urls = [