initial flake setup

flake.nix

@@ -0,0 +1,29 @@
+{
+  description = "Development environment for Zig using Nix flakes";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = { self, nixpkgs }: let
+    system = "x86_64-linux"; # or "aarch64-linux", "aarch64-darwin", etc.
+    pkgs = import nixpkgs { inherit system; };
+  in {
+    devShells.${system}.default = pkgs.mkShell {
+      name = "zig-dev-shell";
+
+      buildInputs = [
+        pkgs.zig
+        pkgs.zls      # Zig Language Server (optional)
+        pkgs.gdb      # Debugger (optional)
+        pkgs.pkg-config
+      ];
+
+      shellHook = ''
+        echo "Zig development environment activated."
+        zig version
+      '';
+    };
+  };
+}
+