Added

• Comprehensive unit and integration tests for all modules (45+ unit tests, 10+ integration tests).
• Server start time indicator in logs for better operational awareness.
• Chrono dependency for time formatting capabilities.

Changed

• Improved banner formatting with centered version display.
• Changed default log level from debug to info for cleaner output.
• Added clear instruction to press Ctrl+C to stop the server.
• Modularized codebase into separate files (cli, error, mcp, pcli2, server) for better maintainability.
• Fixed tracing initialization to prevent duplicate subscriber errors.