ipv6 prefix delegation for rotuer

much tidying needed, but it works

pkgs/linotify/default.nix

@@ -0,0 +1,19 @@
+{ lua, lib, fetchFromGitHub }:
+let pname = "linotify";
+in lua.pkgs.buildLuaPackage {
+  inherit pname;
+  version = "0.5";
+
+  src = fetchFromGitHub {
+    repo = "linotify";
+    owner = "hoelzro";
+    rev = "a56913e9c0922befb65227a00cf69c2e8052de1a";
+    hash = "sha256-IlOJbGx1zbOR3vgNMsNTPsarhPANpzl7jsu33LEbIqY=";
+  };
+
+  installPhase = ''
+    mkdir -p "$out/lib/lua/${lua.luaversion}"
+    cp inotify.so "$out/lib/lua/${lua.luaversion}/"
+  '';
+
+}