Add firefox, fix ssh config, flake update

hosts/fenixpc/fenix.nix

@@ -3,6 +3,7 @@
   pkgsStable,
   lib,
   config,
+  osConfig,
   ...
 }:
 let
@@ -20,12 +21,13 @@ in
       transmission_4-qt6
       kdePackages.kdenlive
       kdePackages.plasma-sdk
+      yandex-music
 
       # Games
       steam
       prismlauncher
       (bottles.override { removeWarningPopup = true; })
-      warzone2100
+      # warzone2100
       sauerbraten
 
       #Development
@@ -53,6 +55,18 @@ in
     vivaldi = {
       enable = true;
     };
+
+    firefox = {
+      enable = true;
+      languagePacks = [
+        "ru"
+      ];
+      nativeMessagingHosts =
+        [ ]
+        ++ lib.optionals (osConfig.services.desktopManager.plasma6.enable) [
+          pkgs.kdePackages.plasma-browser-integration
+        ];
+    };
     direnv = {
       enableZshIntegration = config.programs.zsh.enable;
     };