🐛 Fix docker volumn rename error (#73)

Co-authored-by: omg-xtao <100690902+omg-xtao@users.noreply.github.com>

pagermaid/update/v1402.py

@@ -1,16 +1,20 @@
+from datetime import datetime
 from pathlib import Path
+import shutil
 
 data = Path("data")
 data.mkdir(exist_ok=True)
 
 
-def rename(old: Path):
+def rename(old: Path, need_backup: bool = True):
  if old.exists():
  old_file_name = old.name
  new = data / old_file_name
- if new.exists():
- new.unlink()
- old.rename(new)
+ if need_backup and new.exists():
+ datetime_str = datetime.now().strftime("%Y-%m-%d-%H-%M-%S")
+ backup = data / f"{new.stem}.{datetime_str}{new.suffix}"
+ shutil.move(new, backup)
+ shutil.move(old, new)
 
 
 # move file
@@ -22,7 +26,7 @@ def rename(old: Path):
 rename(config)
 # docker
 docker = Path("install.lock")
-rename(docker)
+rename(docker, need_backup=False)
 # delete file
 # log
 log = Path("pagermaid.log.txt")