v0.2.0

Fixed

• Fix the web server allows unauthorized access, the default auth middleware is not abort the route when auth failed.
• Fix the GetFileTimeBySys func get incorrect ctime and mtime on linux.

Enhancements

• The query api support return file hash with the need_hash parameter.
• Remove the simple http server implement, use gin web framework now.
• Reduce writing the file or directory that does not exist.
• Optimize the sync_once command, support just sync the changed files.
• The create event does not truncate the file, that will truncate file before writing to file now.
• Add the DoWithContext func for Retry interface to support cancel retry work.