actually use fastapi lifetime manager to setup logging

backend/src/structs/trip.py

@@ -1,6 +1,6 @@
 """Definition of the Trip class."""
 
-import uuid
+from uuid import uuid4, UUID
 from pydantic import BaseModel, Field
 from pymemcache.client.base import Client
 
@@ -19,9 +19,9 @@ class Trip(BaseModel):
     Methods:
         from_linked_landmarks: create a Trip from LinkedLandmarks object.
     """
-    uuid: str = Field(default_factory=uuid.uuid4)
+    uuid: UUID = Field(default_factory=uuid4)
     total_time: int
-    first_landmark_uuid: str
+    first_landmark_uuid: UUID
 
 
     @classmethod
@@ -31,7 +31,7 @@ class Trip(BaseModel):
         """
         trip = Trip(
             total_time = landmarks.total_time,
-            first_landmark_uuid = str(landmarks[0].uuid)
+            first_landmark_uuid = landmarks[0].uuid
         )
 
         # Store the trip in the cache