Book Chapter Generator Overview This skill creates a comprehensive chapter structure for intelligent textbooks by analyzing the course description, learning graph, and concept taxonomy. It designs an optimal chapter outline that ensures all concepts are covered exactly once, respects dependency relationships, and distributes content appropriately across chapters. This task is run serially after the learning graph generation. When to Use This Skill Use this skill when: - The course description is finalized and the a learning graph has been generated (learning-graph.json exists) - Chapter conte…