add ep13 of netstack.fm podcast to TWIR 2025-11-12

Weekly Podcast about Rust and Networking.
This week about building proxies with Rust.

Author: GlenDC

draft/2025-11-12-this-week-in-rust.md

@@ -47,6 +47,8 @@ and just ask the editors to select the category.
 
 ### Observations/Thoughts
 
+* [audio] [Netstack.FM Episode 13 –  Inside Ping Proxies with Joseph Dye](https://netstack.fm/#episode-13)
+
 ### Rust Walkthroughs
 
 ### Research