manatee: Add enable option to jellyfin module

hosts/manatee/modules/default.nix

@@ -15,6 +15,7 @@ in
 
       transmission.enable = true;
       audiobookshelf.enable = true;
+      jellyfin.enable = true;
       immich.enable = true;
     };
   };

hosts/manatee/modules/jellyfin/default.nix

@@ -1,5 +1,20 @@
-{ pkgs, ... }:
 {
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+let
+  enabled = config.mod.jellyfin.enable;
+in
+{
+  options = {
+    mod.jellyfin = {
+      enable = lib.mkEnableOption "Enable jellyfin module";
+    };
+  };
+
+  config = lib.mkIf enabled {
     users.users.jellyfin = {
       isSystemUser = true;
       group = "storage";
@@ -36,4 +51,5 @@
       pkgs.jellyfin-web
       pkgs.jellyfin-ffmpeg
     ];
+  };
 }