runtime error

Exit code: 1. Reason: 2025-02-28 19:27:24 | INFO | monitor | args: Namespace(share=False, host='0.0.0.0', port=7860) 2025-02-28 19:27:27 | INFO | matplotlib.font_manager | generated new fontManager 2025-02-28 19:27:28 | INFO | stdout | Unable to build Copilot Arena's Leaderboard. COPILOT_ARENA_LEADERBOARD_URL environment variable is not set. Please configure it to a valid URL. 2025-02-28 19:27:28 | ERROR | stderr | Traceback (most recent call last): 2025-02-28 19:27:28 | ERROR | stderr | File "/home/user/app/app.py", line 71, in <module> 2025-02-28 19:27:28 | ERROR | stderr | demo = build_demo(elo_result_file, leaderboard_table_file) 2025-02-28 19:27:28 | ERROR | stderr | File "/home/user/app/app.py", line 44, in build_demo 2025-02-28 19:27:28 | ERROR | stderr | leader_components = build_leaderboard_tab( 2025-02-28 19:27:28 | ERROR | stderr | File "/usr/local/lib/python3.10/site-packages/fastchat/serve/monitor/monitor.py", line 1076, in build_leaderboard_tab 2025-02-28 19:27:28 | ERROR | stderr | if copilot_arena_leaderboard_tab: 2025-02-28 19:27:28 | ERROR | stderr | UnboundLocalError: local variable 'copilot_arena_leaderboard_tab' referenced before assignment

Container logs: