Function _register_cleanup_handler

ci/compiler/platformio_cache.py:353–358

Register atexit handler for lock cleanup (once per process).

()

def _register_cleanup_handler():
    """Register atexit handler for lock cleanup (once per process)."""
    global _cleanup_registered
    if not _cleanup_registered:
        atexit.register(lambda: cleanup_stale_platformio_locks(max_age_minutes=30))
        _cleanup_registered = True


# Register cleanup handler when module is imported