yargen: rename from yarGen

rename to lowercase to fit package naming conventions

pkgs/by-name/ya/yargen/package.nix

@@ -1,3 +1,6 @@
+# TODO: yargen has been deprecated in favor or [yargen-go](https://github.com/Neo23x0/yarGen-Go)
+#       package yargen-go and drop yargen
+
 {
   lib,
   python3,
@@ -5,7 +8,7 @@
   fetchpatch,
 }:
 python3.pkgs.buildPythonApplication (finalAttrs: {
-  pname = "yarGen";
+  pname = "yargen";
   version = "0.23.4";
   pyproject = false;
 

pkgs/top-level/aliases.nix

@@ -2351,6 +2351,7 @@ mapAliases {
   yafaray-core = throw "'yafaray-core' has been renamed to/replaced by 'libyafaray'"; # Converted to throw 2025-10-27
   yaml-cpp_0_3 = throw "yaml-cpp_0_3 has been removed, as it was unused"; # Added 2025-09-16
   yamlpath = throw "'yamlpath' has been removed because it has been marked as broken since at least November 2024."; # Added 2025-10-01
+  yarGen = warnAlias "'yarGen' has been renamed to 'yargen'" yargen; # Added 2026-02-12
   yeahwm = throw "'yeahwm' has been removed, as it was broken and unmaintained upstream."; # Added 2025-06-12
   yosys-synlig = throw "yosys-synlig has been removed because it is unmaintained upstream and incompatible with current Yosys versions."; # Added 2026-01-06
   youtube-music = lib.warnOnInstantiate "'youtube-music' has been renamed to 'pear-desktop'" pear-desktop; # Added 2025-12-23