fix: Retry worker on runtime errors

[whiterabbit1983]

[!IMPORTANT] Adds retry mechanism and logging to main() in __main__.py for handling RuntimeError exceptions.

• Adds retry mechanism to main() in __main__.py using tenacity for RuntimeError exceptions.
• Retries every 20 seconds to ensure worker initialization robustness.
• Configures logging to capture retry attempts at DEBUG level.

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