start work on prudp v0

flake.nix

@@ -0,0 +1,28 @@
+{
+  description = "rust nex server";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+  };
+
+  outputs =
+    inputs@{
+      self,
+      nixpkgs,
+      flake-parts,
+    }:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+      perSystem =
+        { pkgs, lib, ... }:
+        rec {
+          devShells.default = import ./shell.nix { inherit pkgs; };
+        };
+    };
+}