Fix firefox policies bug

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/common/configs/user/gui/firefox/default.nix

@@ -2,18 +2,26 @@
   user ? throw "user argument is required",
   home ? throw "home argument is required",
 }:
-{ lib, pkgs, ... }:
 {
-  environment = {
-    persistence = {
-      "/persist"."${home}/.mozilla" = { };
-      "/cache"."${home}/.cache/mozilla" = { };
-    };
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  hmConfig = config.home-manager.users.${user};
+in
+{
+  environment.persistence = {
+    "/persist"."${home}/.mozilla" = { };
+    "/cache"."${home}/.cache/mozilla" = { };
+  };
+
+  home-manager.users.${user} = {
+    programs.firefox = {
+      enable = true;
 
-    # FIXME: https://github.com/nix-community/home-manager/issues/6444
-    etc."firefox/policies/policies.json".source = (pkgs.formats.json { }).generate "policies.json" {
       policies = {
-        AppAutoUpdate = false;
         AutofillAddressEnabled = false;
         AutofillCreditCardEnabled = false;
         DefaultDownloadDirectory = "$HOME/Downloads";
@@ -61,12 +69,6 @@
               "extensions.autoDisableScopes" = 0;
             };
       };
-    };
-  };
-
-  home-manager.users.${user} = {
-    programs.firefox = {
-      enable = true;
 
       profiles.default = {
         extensions.packages = with pkgs.nur.repos.rycee.firefox-addons; [
@@ -124,8 +126,10 @@
       "x-scheme-handler/unknown"
     ] (_: "firefox.desktop");
 
-    home.sessionVariables.DEFAULT_BROWSER = lib.meta.getExe pkgs.firefox;
+    home.sessionVariables.DEFAULT_BROWSER = lib.meta.getExe hmConfig.programs.firefox.finalPackage;
 
-    wayland.windowManager.hyprland.settings.bind = [ "$mod, b, exec, ${lib.meta.getExe pkgs.firefox}" ];
+    wayland.windowManager.hyprland.settings.bind = [
+      "$mod, b, exec, ${lib.meta.getExe hmConfig.programs.firefox.finalPackage}"
+    ];
   };
 }