changes

hosts/nb/modules/development/default.nix

@@ -0,0 +1,13 @@
+{ config, pkgs, lib, ... }:
+ 
+with lib;
+
+let
+  unstable = import (fetchTarball https://nixos.org/channels/nixos-unstable/nixexprs.tar.xz) {
+    config = { allowUnfree = true; };
+  };
+in {
+  imports = [
+    ./mcp.nix
+  ];
+}

hosts/nb/modules/development/mcp.nix

@@ -0,0 +1,11 @@
+
+{ config, pkgs, lib, ... }:
+let
+in {
+  nixpkgs.overlays = [
+    (import (builtins.fetchTarball "https://github.com/natsukium/mcp-servers-nix/archive/main.tar.gz")).overlays.default
+  ];
+  environment.systemPackages = with pkgs; [
+    mcp-server-fetch
+  ];
+}