WebHostLib: Properly Format IDs in API Responses (#4944)

* update the id formatter to use staticmethods to not fake the unused self arg, and then use the formatter for the user session endpoints

* missed an id (ty treble)

* clean up duplicate code

* Update WebHostLib/__init__.py

Co-authored-by: Aaron Wagener <mmmcheese158@gmail.com>

* keep the BaseConverter format

* lol, change all the instances

* revert this

---------

Co-authored-by: Aaron Wagener <mmmcheese158@gmail.com>

WebHostLib/api/room.py

@@ -3,6 +3,7 @@ from uuid import UUID
 
 from flask import abort, url_for
 
+from WebHostLib import to_url
 import worlds.Files
 from . import api_endpoints, get_players
 from ..models import Room
@@ -33,7 +34,7 @@ def room_info(room_id: UUID) -> Dict[str, Any]:
             downloads.append(slot_download)
 
     return {
-        "tracker": room.tracker,
+        "tracker": to_url(room.tracker),
         "players": get_players(room.seed),
         "last_port": room.last_port,
         "last_activity": room.last_activity,