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+This repository is the authoritative source for shared structure.
+
+It defines:
+- UI patterns and visual language
+- Terminology and naming
+- Data contracts between systems
+
+Rules:
+- Applications do not invent shared concepts
+- Shared concepts live here first
+- Applications adapt to goose-core, not the reverse
+
+Target applications:
+- GooseStrike
+- Threat Hunt