id3: init at 0.81

Release notes: https://github.com/squell/id3/releases/tag/0.81

pkgs/by-name/id/id3/package.nix

@@ -0,0 +1,31 @@
+{
+  fetchFromGitHub,
+  lib,
+  libiconv,
+  stdenv,
+}:
+
+stdenv.mkDerivation rec {
+  pname = "id3";
+  version = "0.81";
+
+  src = fetchFromGitHub {
+    owner = "squell";
+    repo = "id3";
+    rev = version;
+    hash = "sha256-+h1wwgTB7CpbjyUAK+9BNRhmy83D+1I+cZ70E1m3ENk=";
+  };
+
+  buildInputs = lib.optionals stdenv.hostPlatform.isDarwin [ libiconv ];
+
+  makeFlags = [ "prefix=$(out)" ];
+
+  meta = {
+    description = "Portable command-line mass tagger";
+    homepage = "https://squell.github.io/id3/";
+    license = lib.licenses.bsd2;
+    maintainers = with lib.maintainers; [ jecaro ];
+    platforms = lib.platforms.unix;
+    mainProgram = "id3";
+  };
+}