update datatypes

lib/datatypes.py

@@ -58,6 +58,22 @@ class Supplier:
     def dict(self):
         return {k: str(v) for k, v in asdict(self).items()}
 
+@dataclass
+class Recipe:
+    recipe_id: int
+    preperation_time: int
+    name: str
+    description: str
+    instructions: str
+
+    def dict(self):
+        return {k: str(v) for k, v in asdict(self).items()}
+
+@dataclass
+class SupplierContainsIngredients:
+    recipe: Recipe
+    ingredient: Ingredient
+    amount: int
 
 @dataclass
 class SupplierContainsIngredients: