NOJIRA restructed into separate model files

models/order.py

@@ -0,0 +1,10 @@
+from typing import List
+
+
+class Order:
+    def __init__(self, name: str, items: List[str]):
+        self.name = name
+        self.items = items
+
+    def __lt__(self: "Order", other: "Order") -> bool:
+        return self.name < other.name