Remove undying loop

causes cpu high usages, so remove it

Author: code-yeongyu

src/perplexity_advanced_mcp/cli.py

@@ -6,9 +6,6 @@
 """
 
 import logging
-import signal
-import sys
-from typing import NoReturn
 
 import typer
 
@@ -25,43 +22,6 @@
 shutdown_requested = False
 
 
-def handle_shutdown(signum: int, frame: object) -> None:
-    """
-    Signal handler for graceful shutdown.
-
-    Args:
-        signum: Signal number received
-        frame: Current stack frame (unused)
-    """
-    global shutdown_requested
-    signal_name = signal.Signals(signum).name
-    logger.warning("Received %s signal. Initiating graceful shutdown...", signal_name)
-    shutdown_requested = True
-
-
-def cleanup() -> None:
-    """Perform cleanup operations before shutdown."""
-    logger.info("Cleaning up resources...")
-    # Add any necessary cleanup operations here
-    # For example:
-    # - Close API connections
-    # - Save state if needed
-    # - Release any acquired resources
-    logger.info("Cleanup completed. Exiting...")
-
-
-def setup_signal_handlers() -> None:
-    """Configure signal handlers for graceful shutdown."""
-    signal.signal(signal.SIGTERM, handle_shutdown)
-    signal.signal(signal.SIGINT, handle_shutdown)
-
-
-def exit_gracefully() -> NoReturn:
-    """Perform cleanup and exit."""
-    cleanup()
-    sys.exit(0)
-
-
 @app.command()
 def main(
     ctx: typer.Context,
@@ -95,20 +55,7 @@ def main(
 
     logger.info("Using %s as the provider", provider)
 
-    # Set up signal handlers for graceful shutdown
-    setup_signal_handlers()
-
-    while not shutdown_requested:
-        try:
-            mcp.run()
-        except Exception as e:
-            if shutdown_requested:
-                logger.info("Shutdown requested during error recovery")
-                break
-            logger.error("MCP server error occurred: %s", str(e))
-            logger.info("Restarting MCP server...")
-
-    exit_gracefully()
+    mcp.run()
 
 
 if __name__ == "__main__":