Fix home message tools calls

app/core/ws_context.py

@@ -7,10 +7,32 @@ The callback sends a `tool_call` WS frame and awaits the `tool_result`.
 
 from __future__ import annotations
 
+import re
 from contextvars import ContextVar
 from typing import Any, Callable, Coroutine
 from uuid import uuid4
 
+_SNAKE_TO_CAMEL_RE = re.compile(r"_([a-z])")
+
+
+def _key_to_camel(key: str) -> str:
+    return _SNAKE_TO_CAMEL_RE.sub(lambda m: m.group(1).upper(), key)
+
+
+def _keys_to_camel(obj: Any) -> Any:
+    """Recursively convert dict keys from snake_case to camelCase.
+
+    Mirrors the JS-side ``toCamelCase`` applied to incoming WS frames in
+    ``adiuvAI/src/main/api/backend-client.ts``. The Electron executor wraps
+    tool_result payloads in ``toSnakeCase`` before sending; this restores the
+    camelCase schema property names that the tool code expects to read.
+    """
+    if isinstance(obj, dict):
+        return {_key_to_camel(k): _keys_to_camel(v) for k, v in obj.items()}
+    if isinstance(obj, list):
+        return [_keys_to_camel(v) for v in obj]
+    return obj
+
 # Holds the execute callback for the current WS session.
 # Set by the chat WS handler before the orchestrator runs; cleared after.
 _client_executor: ContextVar[Callable[[dict], Coroutine[Any, Any, dict]]] = ContextVar(
@@ -82,6 +104,7 @@ async def execute_on_client(
         payload["limit"] = limit
 
     result = await callback(payload)
+    result = _keys_to_camel(result)
     collector = _tool_result_collector.get(None)
     if collector is not None:
         collector.append({