Add nix build script

default.nix

@@ -0,0 +1,23 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+with pkgs;
+
+let
+  moz_overlay = import (builtins.fetchTarball https://github.com/mozilla/nixpkgs-mozilla/archive/master.tar.gz);
+  nixpkgs = import <nixpkgs> { overlays = [ moz_overlay ]; };
+
+in
+rustPlatform.buildRustPackage {
+  pname = "tlaternet";
+  version = "1.0";
+  src = ./.;
+  cargoSha256 = "1gyvc4gc2b799q9hi0af4z14fbg0sgnkqsmajniqyb693ifg9f6d";
+  verifyCargoDeps = true;
+  nativeBuildInputs = [
+    nixpkgs.latest.rustChannels.nightly.rust
+    pkg-config
+  ];
+  buildInputs = [
+    openssl
+  ];
+}