feat(tournament): enhance tournament configuration and results handling

- Updated TournamentConfigTab.vue to conditionally disable target type selection based on final stage type.
- Improved logic for determining target type and group count based on stage configuration.
- Refactored TournamentPlacementsTab.vue to streamline class and group placements display, including better handling of class visibility and player names.
- Enhanced TournamentResultsTab.vue to handle 'BYE' results and limit displayed entries to top three.
- Modified TournamentTab.vue to robustly determine match winners and losers, including handling 'BYE' scenarios and ensuring accurate knockout progression.
- Added logic to reset knockout matches with optional class filtering.

backend/controllers/tournamentController.js

@@ -421,9 +421,9 @@ export const reopenMatch = async (req, res) => {
 
 export const deleteKnockoutMatches = async (req, res) => {
     const { authcode: token } = req.headers;
-    const { clubId, tournamentId } = req.body;
+        const { clubId, tournamentId, classId } = req.body;
     try {
-      await tournamentService.resetKnockout(token, clubId, tournamentId);
+            await tournamentService.resetKnockout(token, clubId, tournamentId, classId);
       // Emit Socket-Event
       emitTournamentChanged(clubId, tournamentId);
       res.status(200).json({ message: "K.o.-Runde gelöscht" });