feat(systems/nemesis): set up basic nemesis configuration

flake.nix

@@ -0,0 +1,17 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    disko.url = "github:nix-community/disko";
+    disko.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = inputs: {
+    nixosConfigurations.nemesis = inputs.nixpkgs.lib.nixosSystem {
+      specialArgs = { inherit inputs; };
+      modules = [
+        inputs.disko.nixosModules.disko
+        ./configuration.nix
+      ];
+    };
+  };
+}