First working, tray version

Vault.py

@@ -1,6 +1,32 @@
-from UI.GUI import run_app
-from Logic.Filehandler import *
-from Test.Startup import startup_test
+"""Vault - Resilient storage application.
 
-startup_test()
-run_app()
+Entry point for the Vault application.
+"""
+
+import sys
+
+from loguru import logger
+
+
+def setup_logging() -> None:
+    """Configure loguru logging."""
+    logger.remove()
+    logger.add(
+        sys.stderr,
+        format="<green>{time:HH:mm:ss}</green> | <level>{level: <8}</level> | {message}",
+        level="INFO",
+    )
+
+
+def main() -> int:
+    """Main entry point."""
+    setup_logging()
+    logger.info("Vault starting...")
+
+    from src.ui.tray_app import main as tray_main
+
+    return tray_main()
+
+
+if __name__ == "__main__":
+    sys.exit(main())