feat : change role navigation

packages/chicken/lib/presentation/utils/nested_keys_utils.dart

@@ -0,0 +1,13 @@
+//region Steward Keys
+const int stewardFirstKey = 100;
+const int stewardSecondKey = 101;
+const int stewardThirdKey = 102;
+const int stewardFourthKey = 103;
+const int stewardFifthKey = 104;
+//endregion
+
+//region poultry Keys
+const int poultryFirstKey = 105;
+const int poultrySecondKey = 106;
+const int poultryThirdKey = 107;
+//endregion