Remove corpus counts from chat chrome

apps/ai-service/adapters/bedrock_claude.py

@@ -13,6 +13,7 @@ and the Messages-API path on Bedrock is the Mantle client — not the legacy
 from __future__ import annotations
 
 import json
+import re
 from typing import Any
 
 from rag.ports import AnswerGenerationUnavailable
@@ -123,8 +124,17 @@ class StubAnswerGenerator:
     """
 
     def __init__(self, answer: str, evidence_sufficient: bool = True) -> None:
+        # `answer` keeps its old free-text-with-[n]-markers shape for this
+        # constructor's own callers (bootstrap.py's demo string) — wrapped
+        # into a single structured claim here since 2026-08-10's schema
+        # change (see rag/prompt.py's ANSWER_SCHEMA).
+        citations = [int(n) for n in re.findall(r"\[(\d+)\]", answer)]
+        text = re.sub(r"\s*\[\d+\]", "", answer).strip()
         self._payload = json.dumps(
-            {"answer": answer, "evidence_sufficient": evidence_sufficient},
+            {
+                "claims": [{"text": text, "citations": citations}] if text else [],
+                "evidence_sufficient": evidence_sufficient,
+            },
             ensure_ascii=False,
         )
         self.calls: list[tuple[str, str]] = []