cyber: drop

There are PRs upstream to support newer Zig versions, but no movement,
and the author has no GitHub activity since December:

* <https://github.com/fubark/cyber/pull/101>
* <https://github.com/fubark/cyber/pull/104>

pkgs/by-name/cy/cyber/package.nix

@@ -1,40 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchFromGitHub,
-  zig_0_12,
-}:
-
-stdenv.mkDerivation rec {
-  pname = "cyber";
-  version = "0-unstable-2025-12-10";
-
-  src = fetchFromGitHub {
-    owner = "fubark";
-    repo = "cyber";
-    rev = "2a2298d6aa12f9136b18cd85965f4a58e484f506";
-    hash = "sha256-d81z+wUIQ/KUVa+GyXbT+E8dsG8Mdt1hZW1Qe1mmAiw=";
-  };
-
-  nativeBuildInputs = [
-    zig_0_12.hook
-  ];
-
-  zigBuildFlags = [
-    "cli"
-  ];
-
-  env = {
-    COMMIT = lib.substring 0 7 src.rev;
-  };
-
-  meta = with lib; {
-    description = "Fast, efficient, and concurrent scripting language";
-    mainProgram = "cyber";
-    homepage = "https://github.com/fubark/cyber";
-    license = licenses.mit;
-    maintainers = with maintainers; [ figsoda ];
-    inherit (zig_0_12.meta) platforms;
-    broken = stdenv.hostPlatform.isDarwin;
-  };
-}

pkgs/top-level/aliases.nix

@@ -502,6 +502,7 @@ mapAliases {
   cups-kyodialog3 = cups-kyodialog; # Added 2022-11-12
   cutemarked-ng = throw "'cutemarked-ng' has been removed due to lack of maintenance upstream. Consider using 'kdePackages.ghostwriter' instead"; # Added 2024-12-27
   cvs_fast_export = throw "'cvs_fast_export' has been renamed to/replaced by 'cvs-fast-export'"; # Converted to throw 2024-10-17
+  cyber = throw "cyber has been removed, as it does not build with supported Zig versions"; # Added 2025-08-09
 
   # these are for convenience, not for backward compat and shouldn't expire
   clang9Stdenv = throw "clang9Stdenv has been removed from nixpkgs"; # Added 2024-04-08