Scaffold Exercises Create exercise directory structures that pass , then commit with . Directory naming - Sections : inside (e.g., ) - Exercises : inside a section (e.g., ) - Section number = , exercise number = - Names are dash-case (lowercase, hyphens) Exercise variants Each exercise needs at least one of these subfolders: - - student workspace with TODOs - - reference implementation - - conceptual material, no TODOs When stubbing, default to unless the plan specifies otherwise. Required files Each subfolder ( , , ) needs a that: - Is not empty (must have real content, even a single title l…