add: DST for async Rust blog

infiniteregrets · infiniteregrets · commit e67062804c28 · 2025-04-07T18:16:08.000+05:30
diff --git a/draft/2025-04-09-this-week-in-rust.md b/draft/2025-04-09-this-week-in-rust.md
@@ -39,6 +39,8 @@ and just ask the editors to select the category.
 
 ### Observations/Thoughts
 
+* [Deterministic simulation testing for async Rust](https://s2.dev/blog/dst)
+
 ### Rust Walkthroughs
 
 ### Research
