Event modifs and README update

utils/game.py

@@ -100,7 +100,10 @@ class Game(Serializable):
     def add_event(self, new_event:Event):
         self.events.append(new_event)
         self.update_turn_order()
-        self.turn_idx = 0   
+        self.turn_idx = 0
+    
+    def add_entity_to_event(self, entity_id:str):
+        self.get_current_event().add_entity(entity_id=entity_id)
     
     def check_turn_ended(self):
         if self.turn_idx == len(self.turn_order)-1: