What
The code that handles submitting a prompt now optionally wires up two new handlers, onSubmitCancelRewind and replaceDraftWithNextInput. They only become active when a specific rewind-eligible input mode is set and no inputModeOverride is in effect.
Why
This lays groundwork for cancelling a submission and rewinding the input in certain input modes, though the finding doesn't specify which mode or what the user-facing trigger is.
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubt
It's unclear which input mode enables this path, what user action triggers the cancel/rewind, or whether this is fully wired up to a visible…