Update app.py

app.py

@@ -3,6 +3,8 @@ import json
 import os
 import random
 import time
+import json
+
 from dataclasses import dataclass, asdict
 from typing import Any, Dict, List, Optional
 
@@ -13,6 +15,10 @@ from fastapi.responses import FileResponse
 # Config
 # ----------------------------
 
+
+with open("default_scenario.json", "r", encoding="utf-8") as f:
+    DEFAULT_SCENARIO = json.load(f)
+
 TICK_RATE = float(os.getenv("TICK_RATE", "2.0"))  # seconds per tick
 MARKET_LENGTH = int(os.getenv("MARKET_LENGTH", "600"))  # default timeline length
 MIN_MARKET_LENGTH = int(os.getenv("MIN_MARKET_LENGTH", "600"))  # hard minimum