{
  description = "Komp AC - Kompress Accounting";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
      in
      {
        devShells.default = pkgs.mkShell {
          buildInputs = with pkgs; [
            # Rust toolchain
            rustc
            cargo
            rustfmt
            clippy
            
            # C build tools (for your linker issue)
            gcc
            binutils
            pkg-config
          ];

          shellHook = ''
            echo "🦀 Rust development environment loaded"
            echo "Run 'cargo check' to verify everything works"
          '';
        };
      }
    );
}