Update README.md

Author: igorkasyanchuk

README.md

@@ -7,6 +7,7 @@
 [![RailsJazz](https://github.com/igorkasyanchuk/rails_time_travel/blob/main/docs/my_other.svg?raw=true)](https://www.railsjazz.com)
 [![https://www.patreon.com/igorkasyanchuk](https://github.com/igorkasyanchuk/rails_time_travel/blob/main/docs/patron.svg?raw=true)](https://www.patreon.com/igorkasyanchuk)
 
+[!["Buy Me A Coffee"](https://github.com/igorkasyanchuk/get-smart/blob/main/docs/snapshot-bmc-button-small.png?raw=true)](https://buymeacoffee.com/igorkasyanchuk)
 
 Active Storage Validations is a gem that allows you to add validations for Active Storage attributes.
 
@@ -838,3 +839,5 @@ The gem is available as open source under the terms of the [MIT License](https:/
 
 [<img src="https://github.com/igorkasyanchuk/rails_time_travel/blob/main/docs/more_gems.png?raw=true"
 />](https://www.railsjazz.com/?utm_source=github&utm_medium=bottom&utm_campaign=active_storage_validations)
+
+[!["Buy Me A Coffee"](https://github.com/igorkasyanchuk/get-smart/blob/main/docs/snapshot-bmc-button-small.png?raw=true)](https://buymeacoffee.com/igorkasyanchuk)