fix: 修复了一些已知问题

main.py

@@ -1,3 +1,4 @@
+import sys
 from sbackup import run
 from sbackup.i18n import t
 
@@ -5,9 +6,10 @@ from sbackup.i18n import t
 def main() -> None:
     """主函数入口"""
     try:
-        run()
+        sys.exit(run())
     except KeyboardInterrupt:
         print(t("exit.message"))
+        sys.exit(130)
 
 
 if __name__ == "__main__":