/layers-domain Assumes has been loaded. This skill is a library of techniques, not a script — see "How to use these skills" there. The domain layer maps what exists in the real world independently of any product: the concepts, terminology, processes, relationships, and mental models users bring with them. This is observation, not design. --- The decisions this layer makes - What the key concepts in this domain are, and how they relate - What language people use — and where it conflicts or diverges - Where the natural seams are: communities that use the same words differently - What events and…