Fix UnboundLocalError: load tracked_stops before stop-loss sync loop

tracked_stops was used in the stop reconciliation loop (line 141) but
only loaded later in the fill detection section, causing a crash every
cycle since the last commit.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

main.py

@@ -110,6 +110,9 @@ def run_cycle():
         if w.get("type") == "exchange":
             wallet_balances[w["currency"]] = w.get("balance", 0)
 
+    # Load tracked stops early — needed for both stop sync and fill detection
+    tracked_stops = _load_tracked_stops()
+
     for sym, pos in port.get("positions", {}).items():
         if pos.get("amount", 0) <= 0:
             continue
@@ -196,7 +199,6 @@ def run_cycle():
 
     # --- Detect filled stop-loss orders ---
     sl_filled = []
-    tracked_stops = _load_tracked_stops()
     active_order_ids = {str(o["id"]) for o in active_orders}
     for sym, sinfo in list(tracked_stops.items()):
         if str(sinfo.get("order_id")) in active_order_ids: