display effective ranking in campaign participants table

src/warchron/model/closure_service.py

@@ -3,7 +3,6 @@ from typing import List
 
 from warchron.constants import ContextType
 from warchron.model.exception import ForbiddenOperation
-from warchron.model.result_checker import ResultChecker
 from warchron.model.war_event import InfluenceGained
 from warchron.model.war import War
 from warchron.model.campaign import Campaign
@@ -26,6 +25,8 @@ class ClosureService:
 
     @staticmethod
     def apply_battle_outcomes(war: War, campaign: Campaign, battle: Battle) -> None:
+        from warchron.model.result_checker import ResultChecker
+
         already_granted = any(
             isinstance(e, InfluenceGained)
             and e.context_id == f"battle:{battle.sector_id}"