First commit

flake.nix

@@ -0,0 +1,40 @@
+{
+  description = "NixOS System Configuration";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05"; # Stable nixpkgs.
+    lanzaboote.url = "github:nix-community/lanzaboote"; # Secure boot.
+    nixos-hardware.url = "github:NixOS/nixos-hardware"; # Hardware specific config.
+    
+    # Updated packages.
+    fluffychat2.url = "github:NixOS/nixpkgs?ref=pull/419632/head"; # FluffyChat 2.0.0
+    feishin0_16_0.url = "github:NixOS/nixpkgs?ref=pull/414929/head"; # Feishin 0.16.0
+  };
+
+  outputs =
+    inputs@{
+      self,
+      nixpkgs,
+      lanzaboote,
+      nixos-hardware,
+      fluffychat2,
+      feishin0_16_0,
+      ...
+    }:
+    {
+      nixosConfigurations.muskduck = nixpkgs.lib.nixosSystem rec {
+        system = "x86_64-linux";
+
+        specialArgs = {
+          fluffychat2 = import fluffychat2 { inherit system; };
+          feishin0_16_0 = import feishin0_16_0 { inherit system; };
+        };
+
+        modules = [
+          lanzaboote.nixosModules.lanzaboote
+          nixos-hardware.nixosModules.lenovo-thinkpad-t480
+          ./configuration.nix
+        ];
+      };
+    };
+}