Small Objectives, AI-Driven Architecture: How Abandoning Dark Lilly Built LillyQuest

Sometimes the only way to understand constraint-driven design is to ignore constraints entirely, realize you're drowning, and start over. That's the story of Dark Lilly and LillyQuest. Part 1: The Ambitious Mistake In November 2026, I started Dark Lilly. A DOOM-like engine. 3D. OpenGL 4.1. Sector-based geometry with portal rendering. Room-over-room architecture. Full BSP tree implementation. A…