{
  description = "Ai Resume — build environment (Go + templ + SQLite). Node, Vite and bundlers are deliberately absent.";

  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";

  outputs = { self, nixpkgs }:
    let
      systems = [ "x86_64-linux" "aarch64-linux" ];
      forAll = f: nixpkgs.lib.genAttrs systems (system: f nixpkgs.legacyPackages.${system});
    in {
      devShells = forAll (pkgs: {
        default = pkgs.mkShell {
          packages = [
            pkgs.go
            pkgs.templ
            pkgs.sqlite # the sqlite3 CLI, for inspecting the FTS5 index
            pkgs.gnumake
            pkgs.curl
          ];
          shellHook = ''
            echo "ai-resume dev shell — go $(go version | cut -d' ' -f3), templ $(templ version)"
            echo "targets: make generate build test dev"
          '';
        };
      });
    };
}