docs(claude): record the LLM-designed mandate and last-resort escalation

AILang is built primarily for LLMs; the corollary the owner stated
is that it is also meant to be designed by them. The human owner is
escalated to only as a last resort, and at that point the fix is most
likely a revert rather than a redesign. Records the design-authority
half of the identity that the opening section already stated for
authoring.

CLAUDE.md

@@ -39,6 +39,12 @@ surface, mandatory mode and type annotations, explicit `clone`) are
 **kept**. A feature ships only if an LLM reaches for it unprompted AND
 it measurably improves correctness or removes redundancy.
 
+Because AILang is built primarily for LLMs, it is also meant to be
+**designed** by them: the design decisions, not only the authoring,
+are LLM work product. The human owner is pulled in only as a last
+resort — when nothing else works at all. And at that point the fix is
+most likely a revert, not a redesign.
+
 ## Code layout
 
 | Path | Role |