added the option to enable/disable the cluster search in get-nearby endpoint

backend/src/landmarks/landmarks_router.py

@@ -65,7 +65,8 @@ def get_landmarks(
 @router.post("/get-nearby/landmarks/{lat}/{lon}")
 def get_landmarks_nearby(
         lat: float,
-    lon: float
+        lon: float,
+        allow_clusters: bool = False
     ) -> list[Landmark] :
     """
     Suggests nearby landmarks based on a given latitude and longitude.
@@ -76,6 +77,7 @@ def get_landmarks_nearby(
     Args:
         lat (float): Latitude of the user's current location.
         lon (float): Longitude of the user's current location.
+        allow_clusters (bool): Whether or not to allow the search for shopping/historical clusters when looking for nearby landmarks.
 
     Returns:
         list[Landmark]: A list of selected nearby landmarks.
@@ -104,7 +106,7 @@ def get_landmarks_nearby(
     landmarks_around = manager.generate_landmarks_list(
         center_coordinates = (lat, lon),
         preferences = prefs,
-        allow_clusters=False,
+        allow_clusters=allow_clusters,
     )
 
     if len(landmarks_around) == 0 :