Adds story.md covering the overarching premise (a prophecy caused by
the attempt to prevent it), the eight-movement story structure, the
Great Explosion backstory, core characters, and a detailed breakdown
of Chapter 1's opening - the bounty party's retrieval of the
protagonist, the mountain teleportation-logistics trap that splits
the party, and the confrontation with the king.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>