Adds id as field to search

tournaments/admin.py

@@ -50,14 +50,17 @@ class TournamentAdmin(admin.ModelAdmin):
     list_display = ['display_name', 'event', 'is_private', 'start_date', 'payment', 'creator']
     list_filter = ['is_deleted', 'event__creator']
     ordering = ['-start_date']
+    search_fields = ['id']
 
 class TeamRegistrationAdmin(admin.ModelAdmin):
     list_display = ['player_names', 'group_stage_position', 'name', 'tournament']
     list_filter = [SimpleTournamentListFilter]
+    search_fields = ['id']
 
 class TeamScoreAdmin(admin.ModelAdmin):
     list_display = ['team_registration', 'score', 'walk_out', 'match']
     list_filter = [TeamScoreTournamentListFilter]
+    search_fields = ['id']
 
 class RoundAdmin(admin.ModelAdmin):
     list_display = ['tournament', 'name', 'index', 'parent']