세션 평가와 교수자 분석 보강

apps/api/app/services/orchestrator.py

@@ -237,6 +237,7 @@ async def run_turn_generate(
 
     # 5) 출력 가드레일 — 수단 차단 + ideation 상한
     guard = guardrail.sanitize_client_reply(reply, ideation_stage=st.ideation_stage)
+    reply = guard.text
     safety_flagged = guard.blocked or (ctx.crisis is not None and ctx.crisis.escalate)
     if guard.needs_regeneration:
         # 수단정보 누출 → 안전 대체 응답으로 치환(1차). 재생성 루프는 후속.
@@ -320,6 +321,7 @@ async def run_turn_stream(
     accumulated = ""
     flagged = False
     stream_meta: dict[str, Any] = {}
+    display_sanitizer = guardrail.PiiPlaceholderStreamSanitizer()
     if ctx.crisis is not None and ctx.crisis.escalate:
         flagged = True
         resource = guardrail.crisis_resource()
@@ -353,6 +355,9 @@ async def run_turn_stream(
             if packet.event == ENGINE_GATEWAY_SSE_ERROR:
                 payload = packet.payload
                 detail = payload.detail if isinstance(payload, StreamErrorEvent) else "engine stream error"
+                display_tail = display_sanitizer.flush()
+                if display_tail:
+                    yield StreamEvent("token", {"text": display_tail})
                 yield StreamEvent("error", {"detail": detail})
                 return
             if packet.event == ENGINE_GATEWAY_SSE_DONE:
@@ -376,7 +381,14 @@ async def run_turn_stream(
                 accumulated = "…(말을 잇지 못하고 잠시 침묵한다)"
                 break
 
-            yield StreamEvent("token", {"text": text_piece})
+            display_piece = display_sanitizer.feed(text_piece)
+            if display_piece:
+                yield StreamEvent("token", {"text": display_piece})
+
+        if not flagged:
+            display_tail = display_sanitizer.flush()
+            if display_tail:
+                yield StreamEvent("token", {"text": display_tail})
 
         latency_ms = int((time.perf_counter() - started) * 1000)
         await _record_llm_audit(
@@ -415,8 +427,14 @@ async def run_turn_stream(
             },
         )
     except EngineGatewaySseDecodeError as e:
+        display_tail = display_sanitizer.flush()
+        if display_tail:
+            yield StreamEvent("token", {"text": display_tail})
         yield StreamEvent("error", {"detail": str(e)})
     except EngineError as e:
+        display_tail = display_sanitizer.flush()
+        if display_tail:
+            yield StreamEvent("token", {"text": display_tail})
         yield StreamEvent("error", {"detail": str(e)})