feat: expand the firefox browser policy

nixos/_mixins/desktop/default.nix

@@ -247,10 +247,25 @@ in
       preferences = {
         "browser.crashReports.unsubmittedCheck.autoSubmit2" = false;
         "browser.crashReports.unsubmittedCheck.enabled" = false;
+        "browser.fixup.dns_first_for_single_words" =  false;
         "browser.newtab.extensionControlled" = true;
+        "browser.search.update" = true;
         "browser.tabs.crashReporting.sendReport" = false;
+        "browser.urlbar.suggest.bookmark" = false;
+        "browser.urlbar.suggest.history" = true;
+        "browser.urlbar.suggest.openpage" = false;
+        "browser.tabs.warnOnClose" = false;
         "browser.urlbar.update2.engineAliasRefresh" = true;
+        "datareporting.policy.dataSubmissionPolicyBypassNotification" = true;
+        "dom.disable_window_flip" = true;
+        "dom.disable_window_move_resize" = false;
+        "dom.event.contextmenu.enabled" = true;
         "dom.reporting.crash.enabled" = false;
+        "extensions.getAddons.showPane" = false;
+        "media.gmp-gmpopenh264.enabled" = true;
+        "media.gmp-widevinecdm.enabled" = true;
+        "places.history.enabled" = true;
+        "security.ssl.errorReporting.enabled" = false;
         "widget.use-xdg-desktop-portal.file-picker" = 1;
       };
       preferencesStatus = "default";
@@ -259,8 +274,10 @@ in
         "AutofillCreditCardEnabled" = false;
         "CaptivePortal" = true;
         "Cookies" = {
+          "AcceptThirdParty" = "from-visited";
           "Behavior" = "reject-tracker";
           "BehaviorPrivateBrowsing" = "reject-tracker";
+          "RejectTracker" = true;
         };
         "DisableAppUpdate" = true;
         "DisableDefaultBrowserAgent" = true;
@@ -328,6 +345,10 @@ in
             install_url = "https://addons.mozilla.org/firefox/downloads/latest/new-tab-override/latest.xpi";
             installation_mode = "force_installed";
           };
+          "[email protected]" = {
+            install_url = "https://addons.mozilla.org/firefox/downloads/latest/enterprise-policy-generator/latest.xpi";
+            installation_mode = "force_installed";
+          };
         };
         "ExtensionUpdate" = true;
         "FirefoxHome" = {
@@ -346,6 +367,9 @@ in
           "ImproveSuggest" = false;
           "Locked" = true;
         };
+        "FlashPlugin" = {
+          "Default" = false;
+        };
         "HardwareAcceleration" = true;
         "Homepage" = {
           "Locked" = false;
@@ -359,8 +383,30 @@ in
         "OverrideFirstRunPage" = "";
         "OverridePostUpdatePage" = "";
         "PasswordManagerEnabled" = false;
+        "PopupBlocking" = {
+          "Default" = true;
+        };
         "PromptForDownloadLocation" = false;
         "SearchBar" = "unified";
+        "SearchEngines" = {
+          "Add" = [
+            {
+              "Description" = "Kagi";
+              "IconURL" = "https://assets.kagi.com/v2/apple-touch-icon.png";
+              "Method" = "GET";
+              "Name" = "Kagi";
+              "SuggestURLTemplate" = "https://kagi.com/api/autosuggest?q={searchTerms}";
+              "URLTemplate" = "https://kagi.com/search?q={searchTerms}";
+            }
+          ];
+          "Default" = "Kagi";
+          "DefaultPrivate" = "Kagi";
+          "Remove" = [
+            "Bing"
+            "eBay"
+            "Google"
+          ];
+        };
         "SearchSuggestEnabled" = true;
         "ShowHomeButton" = false;
         "UserMessaging" = {