Update main.py

main.py

@@ -51,8 +51,8 @@ class OrderPayload(BaseModel):
     line_id: Optional[str] = ""
     pax: int = 2
     cart: Dict[str, int] = {}
-    deposit_required: int = 0
-    total_amount: int = 0
+    deposit_required: float = 0
+    total_amount: float = 0
     kitchen_remarks: Optional[str] = "" 
     # 🚀 【關鍵修正 1】允許後端海關接收前端發過來的這兩個欄位，防止 422 格式錯誤秒崩潰
     email: Optional[str] = ""