#architecture

Architectural decision-making framework. Requirements analysis, trade-off evaluation, ADR documentation. Use when making architecture decisions or analyzing system design.

Shared vocabulary for designing deep modules. Use when the user wants to design or improve a module's interface, find deepening opportunities, decide where a seam goes, make code more testable or AI-navigable, or when another skill needs the deep-module vocabulary.

Plan or restructure website hierarchy, navigation, URL patterns, breadcrumbs, and internal linking. Use when mapping pages, sections, and site structure, but not for XML sitemap auditing or schema markup.