Acknowledge efforts to port the pills to its current format

pills/00-preface.md

@@ -1,10 +1,13 @@
 # Preface
 
-This is a ported version of the **Nix Pills**, a series of blog posts written by **Luca Bruno** (aka Lethalman) and originally published in 2014 and 2015. It provides a tutorial introduction into the Nix package manager and Nixpkgs package collection, in the form of short chapters called 'pills'.
+This is a ported version of the **Nix Pills**, a series of blog posts written by **Luca Bruno** (aka Lethalman) and originally published in 2014 and 2015.
+It provides a tutorial introduction into the Nix package manager and Nixpkgs package collection, in the form of short chapters called 'pills'.
 
-Since the Nix Pills are considered a classic introduction to Nix, an effort to port them to the current format was led by Graham Christensen (aka grahamc / gchristensen) and other contributors in 2017.
+Since the Nix Pills are considered a classic introduction to Nix, an effort to port them to a DocBook format was led by Graham Christensen (aka grahamc / gchristensen) and other contributors in 2017.
+In 2024, Noam Yorav-Raphael (aka noamraph) and Jan Tojnar (aka jtojnar) ported them to the current mdBook format.
 
-For an up-to-date version, please visit <https://nixos.org/guides/nix-pills/>. An [EPUB version](https://nixos.org/guides/nix-pills/nix-pills.epub) is also available.
+For an up-to-date version, please visit <https://nixos.org/guides/nix-pills/>.
+An [EPUB version](https://nixos.org/guides/nix-pills/nix-pills.epub) is also available.
 
 If you encounter problems, please report them on the [nixos/nix-pills](https://github.com/NixOS/nix-pills/issues) issue tracker.