- Fix test_process_game_event_game_end to properly mock engine
- Fix test_handle_game tests to mock _run_analysis_subprocess to prevent hanging
- Fix test_process_game_start_event to mock analysis subprocess
- Add test_process_game_event_game_end_after_move to cover game end status path
- Add test_process_game_event_color_unknown_on_gamefull to cover gameFull with spectator
- Add tests for lichess_api.py covering spectator case and join_game_stream edge cases
- Fix mypy type errors with Event and GameThreads type aliases
Coverage:
- lichess_api.py: 100% (was 98%)
- main.py: 99% (branch partials for loop exits only)
