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

scratch/fix_reject_sleep.py

@@ -0,0 +1,22 @@
+from database import TradeDB
+
+db = TradeDB()
+try:
+    snap = db.get_merged_env_snapshot()
+    updated = False
+    
+    # 기본 스캔 딜레이를 0.01초 ~ 0.05초로 최적화
+    snap["SCAN_REJECT_SLEEP_MIN"] = "0.01"
+    snap["SCAN_REJECT_SLEEP_MAX"] = "0.05"
+    
+    # 봇 루프 자체 딜레이도 최소화
+    snap["STRATEGY_LOOP_SLEEP_MIN"] = "0.01"
+    snap["STRATEGY_LOOP_SLEEP_MAX"] = "0.1"
+    
+    updated = True
+    
+    if updated:
+        db.insert_env_snapshot(snap)
+        print("Inserted new env snapshot with optimized sleep.")
+finally:
+    db.close()