v15.1.1-canary.12

Core Changes

• refactor(turbopack): Make various types directly or indirectly included in State<T> types into OperationValues and/or NonLocalValues: #74008
• Fork react-dev-overlay for new UI: #74017
• fix: added fallback source route to prerender manifest: #74052

Credits

Huge thanks to @bgw, @devjiwonchoi, and @wyattjoh for helping!