Before the First Commit: What Multi-Agent Sprint Planning Actually Catches

A multi-agent sprint planning workflow ran against a simple Go REST API project and caught three critical security findings before a line of code was written — a logical contradiction in the auth design, a data model bug that would have broken token rotation, and a SQLite gotcha that silently disables foreign key enforcement under connection pooling. Here's what the full planning session produced, and why the review phases are where the value lives.