Add repology badge to readme

README.md

@@ -51,6 +51,8 @@ can be found in the [Github releases](https://github.com/Nheko-Reborn/nheko/rele
 
 ### Repositories
 
+[![Packaging status](https://repology.org/badge/tiny-repos/nheko.svg)](https://repology.org/project/nheko/versions)
+
 #### Arch Linux
 ```bash
 pacaur -S nheko # nheko-git