feat(tournament): add number of tables feature and update related logic

- Introduced a new field `numberOfTables` in the Tournament model to track the number of tables for tournaments.
- Updated the tournament update logic to include `numberOfTables` when modifying tournament details.
- Added a new endpoint to set the table number for matches, enhancing match management.
- Updated frontend components to support the new `numberOfTables` feature, including input fields and table distribution logic.
- Enhanced internationalization with new translation keys for table-related features.

backend/services/tournamentService.js

@@ -2138,8 +2138,8 @@ Ve    // 2. Neues Turnier anlegen
         return JSON.parse(JSON.stringify(t));
     }
 
-    // Update Turnier (Name, Datum und Gewinnsätze)
-    async updateTournament(userToken, clubId, tournamentId, name, date, winningSets) {
+    // Update Turnier (Name, Datum, Gewinnsätze und Tischanzahl)
+    async updateTournament(userToken, clubId, tournamentId, name, date, winningSets, numberOfTables) {
         await checkAccess(userToken, clubId);
         const tournament = await Tournament.findOne({ where: { id: tournamentId, clubId } });
         if (!tournament) {
@@ -2162,6 +2162,12 @@ Ve    // 2. Neues Turnier anlegen
             }
             tournament.winningSets = winningSets;
         }
+        if (numberOfTables !== undefined) {
+            if (numberOfTables !== null && numberOfTables < 1) {
+                throw new Error('Anzahl der Tische muss mindestens 1 sein');
+            }
+            tournament.numberOfTables = numberOfTables;
+        }
         
         await tournament.save();
         return JSON.parse(JSON.stringify(tournament));
@@ -3355,6 +3361,20 @@ Ve    // 2. Neues Turnier anlegen
         await match.save();
     }
 
+    async setMatchTableNumber(userToken, clubId, tournamentId, matchId, tableNumber) {
+        await checkAccess(userToken, clubId);
+
+        const match = await TournamentMatch.findOne({
+            where: { id: matchId, tournamentId }
+        });
+        if (!match) {
+            throw new Error("Match nicht gefunden");
+        }
+
+        match.tableNumber = tableNumber != null && tableNumber !== '' ? Number(tableNumber) : null;
+        await match.save();
+    }
+
     async resetKnockout(userToken, clubId, tournamentId, classId = null) {
         await checkAccess(userToken, clubId);
         // lösche alle Matches außer Gruppenphase