bump major version

nshahan · nshahan · commit 804df33ea38d · 2025-08-05T16:39:49.000-07:00
diff --git a/webdev/CHANGELOG.md b/webdev/CHANGELOG.md
@@ -1,6 +1,5 @@
-## 3.8.0-wip
- - Remove deprecated `--null-safety` flag. All Dart 3 compiles use sound null
-   safety.
+## 4.0.0-wip
+ - Remove deprecated `--null-safety` flag. Dart 3 only supports [sound null safety](https://dart.dev/null-safety).
 
 ## 3.7.2
 
