{
  description = "SLY – inline ANSI TUI library for Rust";

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

  outputs = { self, nixpkgs, crane, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
        craneLib = crane.mkLib pkgs;

        src = craneLib.cleanCargoSource ./.;

        commonArgs = {
          inherit src;
          strictDeps = true;
        };

        # Build dependencies once and cache the artifacts
        cargoArtifacts = craneLib.buildDepsOnly commonArgs;

        # Helper to build a named example binary
        mkExample = name: craneLib.buildPackage (commonArgs // {
          inherit cargoArtifacts;
          pname = "sly-${name}";
          cargoExtraArgs = "--example ${name}";
        });

      in {
        packages = {
          demo          = mkExample "demo";
          login         = mkExample "login";
          api_key       = mkExample "api_key";
          tree          = mkExample "tree";
          fullwidth_box = mkExample "fullwidth_box";
          default       = mkExample "demo";
        };

        checks = {
          build  = craneLib.cargoBuild (commonArgs // { inherit cargoArtifacts; });
          test   = craneLib.cargoTest  (commonArgs // { inherit cargoArtifacts; });
          clippy = craneLib.cargoClippy (commonArgs // {
            inherit cargoArtifacts;
            cargoClippyExtraArgs = "--all-targets -- --deny warnings";
          });
          fmt = craneLib.cargoFmt { inherit src; };
        };

        devShells.default = craneLib.devShell {
          checks = self.checks.${system};
          packages = with pkgs; [ cargo-watch ];
        };
      }
    );
}