Module timeline_fork 

Timeline forking: fork execution timelines from a specific checkpoint.

This module provides TimelineFork to create alternate execution timelines:

• Fork from checkpoint N: replay source run up to seq N.
• Inject alternate decision: apply an alternate event at the fork point.
• Fork event stream: continue under a new branch_id with forked events.

Structs

ForkResult

Result of a timeline fork operation.

TimelineFork

A timeline fork: represents a forked execution from a checkpoint.

TimelineForker

Timeline forker: creates alternate execution timelines from checkpoints.