Indicate the maximum amount of teams in a tournament

apps/participation/models.py

@@ -138,6 +138,11 @@ class Tournament(models.Model):
         verbose_name=_("place"),
     )
 
+    max_teams = models.PositiveSmallIntegerField(
+        verbose_name=_("max team count"),
+        default=9,
+    )
+
     inscription_limit = models.DateTimeField(
         verbose_name=_("limit date for registrations"),
         default=timezone.now,