Merge branch 'feature/backend/initial-deployment'

backend/src/structs/landmarks.py

@@ -1,6 +1,5 @@
 from typing import Optional
 from pydantic import BaseModel, Field
-
 from .landmarktype import LandmarkType
 
 from uuid import uuid4
@@ -29,3 +28,6 @@ class Landmark(BaseModel) :
     
     time_to_reach_next : Optional[int] = 0                      # TODO fix this in existing code
     next_uuid : Optional[str] = None                            # TODO implement this ASAP
+
+    def __hash__(self) -> int:
+        return self.uuid.int