Aggiunge backup no-GUI per scheduler

src/bakrest/tray_app.py

@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+import argparse
 import json
 import logging
 import threading
@@ -11,6 +12,7 @@ from PIL import Image, ImageDraw
 import pystray
 
 from .backup import run_backup, shutdown_after_backup
+from .backup_nogui import run_nogui_backup
 from .config import AppConfig, load_config
 from .logging_setup import configure_logging
 from .registry import ChangeRegistry
@@ -101,7 +103,22 @@ def _show_error_message(title: str, message: str) -> None:
         root.destroy()
 
 
-def main() -> int:
+def main(argv: list[str] | None = None) -> int:
+    parser = argparse.ArgumentParser(description="Bak&Rest tray app")
+    parser.add_argument(
+        "--nogui",
+        action="store_true",
+        help="Run backup and shutdown without tray icon",
+    )
+    parser.add_argument(
+        "--no-shutdown",
+        action="store_true",
+        help="With --nogui, run the backup but do not shut down the computer",
+    )
+    args = parser.parse_args(argv)
+    if args.nogui:
+        return run_nogui_backup(shutdown=not args.no_shutdown)
+
     config = load_config()
     logger = configure_logging(config.storage.logs_dir, "tray")
     app = BakRestTrayApp(config, logger)