checked for updates

app/routes/content.py

@@ -72,12 +72,16 @@ def upload():
     players = Player.query.order_by(Player.username).all()
     groups = Group.query.order_by(Group.name).all()
     
+    # Convert players and groups to dictionaries for JSON serialization
+    players_data = [{'id': p.id, 'username': p.username, 'hostname': p.hostname} for p in players]
+    groups_data = [{'id': g.id, 'name': g.name, 'description': g.description, 'player_count': len(g.players)} for g in groups]
+    
     return render_template(
         'content/upload.html',
         target_type=target_type,
         target_id=target_id,
-        players=players,
-        groups=groups,
+        players=players_data,
+        groups=groups_data,
         return_url=return_url
     )