feat(game): Implement return to lobby functionality and enhance dog life handling

knockoutwhistweb/app/logic/game/GameLobby.scala

@@ -88,12 +88,7 @@ class GameLobby private(
         if (event.oldState == MainMenu && event.newState == Lobby) {
           return
         }
-        if (event.oldState == Lobby && event.newState == InGame) {
-          addToQueue(ReloadEvent)
-          return
-        } else {
-          addToQueue(ReloadEvent)
-        }
+        addToQueue(ReloadEvent)
         users.values.foreach(session => session.updatePlayer(event))
       case event: SessionClosed =>
         users.values.foreach(session => session.updatePlayer(event))
@@ -198,7 +193,7 @@ class GameLobby private(
       throw new CantPlayCardException("You are not in dog life!")
     }
     if (cardIndex == -1) {
-      if (!MatchUtil.dogNeedsToPlay(getMatch, getRound)) {
+      if (MatchUtil.dogNeedsToPlay(getMatch, getRound)) {
         throw new CantPlayCardException("You can't skip this round!")
       }
       logic.playerInputLogic.receivedDog(None)
@@ -233,6 +228,19 @@ class GameLobby private(
     logic.playerTieLogic.receivedTieBreakerCard(tieNumber)
   }
 
+  def returnToLobby(userSession: UserSession): Unit = {
+    if (users.contains(userSession.id)) {
+      throw new NotInThisGameException("You are not in this game!")
+    }
+    val session = users(userSession.id)
+    if (session != userSession) {
+      throw new IllegalArgumentException("User session does not match!")
+    }
+    if (!session.host)
+      throw new NotHostException("Only the host can return to the lobby!")
+    logic.createSession()
+  }
+
   
   //-------------------