fix(ws): KIS/키움 WS·조건검색 안정화 및 매도시세 폴백

WS 매니저 spill·조건검색 CNSR 회복·kiwoom_ws_diag 진단 경로를 보강한다.
live_sell_price stale RAM/REST 폴백 정합을 유지한다.

Co-authored-by: Cursor <cursoragent@cursor.com>

kis_trader/network/kiwoom_condition_manager.py

@@ -49,6 +49,7 @@ from typing import Any, Dict, List, Optional, Set
 from .condition_manager import ConditionSearchManager
 from ..utils.env import get_env_bool, get_env_float, get_env_from_db, get_env_int
 from ..utils.logger import get_logger
+from ..ws.kiwoom_ws_diag import log_kiwoom_api_msg, log_kiwoom_ws
 from ..ws.kis_ws import _get_kiwoom_token_cached
 
 logger = get_logger("kis_trader.kwcond")
@@ -350,19 +351,26 @@ class KiwoomConditionSearchManager(ConditionSearchManager):
                 ev.set()
 
     def _on_shared_trnm(self, ws, msg: dict) -> None:
-        trnm = msg.get("trnm")
+        trnm = str(msg.get("trnm") or "")
+        log_kiwoom_api_msg(logger, trnm or "?", msg, prefix="조건검색")
         if trnm == "CNSRLST":
             self._handle_condition_list(ws, msg.get("data") or [])
         elif trnm == "CNSRREQ":
             self._handle_cnsrreq(msg)
         elif trnm == "CNSRCLR":
             seq_val = _extract_cnsr_seq(msg)
-            logger.debug(
-                "키움 조건검색 CNSRCLR 응답: seq=%s rc=%s msg=%s",
-                seq_val,
-                msg.get("return_code"),
-                msg.get("return_msg"),
-            )
+            rc = msg.get("return_code")
+            rm = msg.get("return_msg")
+            if str(rc or "").strip() not in ("0", "0.0", ""):
+                logger.warning(
+                    "키움 CNSRCLR 실패 seq=%s rc=%s msg=%s",
+                    seq_val, rc, rm,
+                )
+            else:
+                logger.info(
+                    "키움 CNSRCLR OK seq=%s rc=%s msg=%s",
+                    seq_val, rc, rm,
+                )
             self._trigger_cnsrclr_ack(seq_val)
 
     def _on_shared_real(self, ws, msg: dict) -> None:
@@ -592,6 +600,13 @@ class KiwoomConditionSearchManager(ConditionSearchManager):
             ws.send(json.dumps(payload))
             return True
         except Exception as e:
+            log_kiwoom_ws(
+                logger, "cnsrreq_send_fail",
+                level="warning",
+                trnm="CNSRREQ",
+                extra=f"seq={seq} err={e}",
+                force=True,
+            )
             logger.warning("키움 CNSRREQ 발송 실패 (seq=%s): %s", seq, e)
             return False