Update formatting.py

formatting.py

@@ -266,4 +266,41 @@ class QuestionFallbackRouter:
         }
 
 
-question_fallback_router = QuestionFallbackRouter()
+question_fallback_router = QuestionFallbackRouter()
+
+def format_explainer_response(
+    result,
+    tone: float,
+    verbosity: float,
+    transparency: float,
+    help_mode: str = "explain",
+    hint_stage: int = 0,
+) -> str:
+    """
+    Fallback wrapper so old conversation_logic still works.
+    Routes everything through format_reply.
+    """
+
+    if not result:
+        return "Start by identifying what the question is asking."
+
+    core_lines = []
+
+    # Try to extract useful text from result
+    if hasattr(result, "summary") and result.summary:
+        core_lines.append(result.summary)
+
+    if hasattr(result, "teaching_points") and result.teaching_points:
+        core_lines.extend(result.teaching_points)
+
+    core = "\n".join(core_lines).strip()
+
+    return format_reply(
+        core=core,
+        tone=tone,
+        verbosity=verbosity,
+        transparency=transparency,
+        help_mode=help_mode,
+        hint_stage=hint_stage,
+        topic=getattr(result, "topic", None),
+    )