Clarify AI collaboration: chrysalis → Claude Code in LICENSE/NOTICE/README

NOTICE

@@ -11,11 +11,11 @@ Substantial portions of this project's design and source were authored in
 collaboration with Claude (an AI assistant from Anthropic, https://www.anthropic.com/).
 
 Specific contributions are git-attributed to:
-  chrysalis <chrysalis@eachpath.local>
+  chrysalis <chrysalis@eachpath.local>  (Claude Code / AI-collaborator)
 
 The "chrysalis" identity is the partnership-collaboration name used within this
-project for AI-assisted authoring sessions. The legal collaborator behind
-chrysalis is Anthropic; the human architect is David Martin.
+project for AI-assisted authoring sessions via Claude Code. The legal
+contributor behind chrysalis is Anthropic; the human architect is David Martin.
 
 ================================================================================
 SCOPE OF THIS REPOSITORY — OPEN ARCHITECTURE-SUBSTRATE