refactor: moved nixos modules to dendrite pattern

modules/nixos/programs/jackett/default.nix

@@ -0,0 +1,21 @@
+{config, ...}: let
+  mod = config.flake.nixosModules;
+in {
+  flake.nixosModules.jackett = {
+    imports = [
+      mod.jackett-storage
+    ];
+
+    config = {
+      nixpkgs.overlays = [
+        # Disable jackett tests due to date-related test failures
+        # (ParseDateTimeGoLangTest expects 2024-09-14 but gets 2025-09-14 due to year rollover logic)
+        (final: prev: {
+          jackett = prev.jackett.overrideAttrs (oldAttrs: {
+            doCheck = false;
+          });
+        })
+      ];
+    };
+  };
+}