Update README.md

Author: jianzs

README.md

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 # Obisidian Qiniu Image Uploader
 
+![GitHub release (latest by SemVer including pre-releases)](https://img.shields.io/github/downloads-pre/jianzs/obsidian-qiniu-image-uploader/latest/total?style=flat-square)
+
 This is a plugin for [Obsidian](https://obsidian.md). It was generated based on the [standard plugin template](https://github.com/obsidianmd/obsidian-sample-plugin).
 
 This project implements an image uploader, that uploads the images to [Qiniu Cloud](https://www.qiniu.com/) instead of storing them locally in your vault.
@@ -23,4 +25,4 @@ All setting items are required, except for the the `Name Prefix`.
 ## Thanks
 
 - [Obsidian Image Auto Upload Plugin](https://github.com/renmu123/obsidian-image-auto-upload-plugin)
-- [Obsidian Imgur Plugin](https://github.com/gavvvr/obsidian-imgur-plugin)
+- [Obsidian Imgur Plugin](https://github.com/gavvvr/obsidian-imgur-plugin)