feat: saxo

backend/services/saxo_client.py

@@ -122,7 +122,11 @@ def resolve_instrument(symbol: str, asset_types: str = _OPTION_ASSET_TYPES) -> D
     if not items:
         raise ValueError(f"Aucun instrument Saxo trouvé pour '{symbol}' (AssetTypes={asset_types})")
 
-    item = items[0]
+    # An exact symbol match always wins over Saxo's own search ranking — e.g. searching
+    # "EURUSD" must resolve to the plain EURUSD root, not one of the "EURUSD Weekly (2)..."
+    # futures-option variants that also match the keyword and could rank first.
+    exact = next((i for i in items if str(_first(i, "Symbol", "symbol") or "").upper() == symbol.upper()), None)
+    item = exact or items[0]
     uic = _first(item, "Identifier", "Uic", "uic")
     if uic is None:
         raise ValueError(f"Champ Uic introuvable dans la réponse instruments pour '{symbol}': {item}")