refactor: enhance Optuna backtesting framework, optimize orderbook filtering, and update database management utilities.

kis_trader/backtest/breakout_tick_loader.py

@@ -3,6 +3,7 @@ kis_trader/backtest/breakout_tick_loader.py — ws_ticks 로드·분봉 인덱
 """
 from __future__ import annotations
 
+import os
 from collections import defaultdict
 from datetime import datetime, timedelta
 from typing import Any, Dict, Iterator, List, Optional, Set, Tuple
@@ -113,6 +114,12 @@ def _fetch_ws_ticks_day_rows(
         code_filter = f" AND code IN ({placeholders})"
         params.extend(sorted(codes))
 
+    tick_source = os.environ.get("TICK_SOURCE", "").strip()
+    source_filter = ""
+    if tick_source:
+        source_filter = " AND source = %s"
+        params.append(tick_source)
+
     sql = f"""
         SELECT code, tick_time, price, volume, source
         FROM {table}
@@ -120,6 +127,7 @@ def _fetch_ws_ticks_day_rows(
           AND tick_time >= %s
           AND tick_time <= %s
           {code_filter}
+          {source_filter}
     """
     last_err: Optional[BaseException] = None
     for attempt in range(1, max_retries + 1):