Core Changes
- [devtools] Add support for error causes in the dev overlay: #90108
- Unify runInSequentialTasks across all sequential task work: #89978
- Cleanup all stage promises on abort: #89984
Misc Changes
- [turbopack] Fix concurrent task lock panic during error formatting: #90056
- Reland "[turbopack] Fix some modification tracking bugs in TaskStorage": #90098
Credits
Huge thanks to @eps1lon, @lukesandberg, and @gnoff for helping!