update refactoring and add new features

API/base.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from typing import Any, Dict, Optional
+import atexit
 import threading
 
 from .HTTP import HTTPClient
@@ -19,6 +20,7 @@ class API:
         self.timeout = float(timeout)
         self._http_client: Optional[HTTPClient] = None
         self._http_client_lock = threading.Lock()
+        atexit.register(self.close)
 
     def _get_http_client(self) -> HTTPClient:
         """Return a reusable opened HTTP client for this API instance."""
@@ -49,12 +51,6 @@ class API:
                 pass
             self._http_client = None
 
-    def __del__(self) -> None:
-        try:
-            self.close()
-        except Exception:
-            pass
-
     def _get_json(
         self,
         path: str,

API/cmdlet.py

@@ -69,7 +69,7 @@ def run_cmdlet(
 ) -> CmdletRunResult:
     """Run a single cmdlet programmatically and return structured results.
 
-    This is intended for TUI/webapp consumers that want cmdlet behavior without
+    This is intended for programmatic consumers that want cmdlet behavior without
     going through the interactive CLI loop.
 
     Notes: