chore: update readme with v5 notice

ethan-krich · danstepanov · commit da6cc271f24a · 2025-10-24T14:41:09.000-04:00
diff --git a/README.md b/README.md
@@ -64,7 +64,7 @@ We use [rn-new](https://rn.new) to quickly stand up an Expo project with Nativew
 
 ## When is v5 landing?
 
-[Soon.](https://github.com/nativewind/nativewind/discussions/1422)
+[Nativewind v5 is in preview](https://www.nativewind.dev/v5)
 
 ## Is it safe to use v4?
 
