Update README.md

Author: rennokki

README.md

@@ -19,6 +19,8 @@ Renoki Co. on GitHub aims on bringing a lot of open source projects and helpful
 
 If you are using your application in your day-to-day job, on presentation demos, hobby projects or even school projects, spread some kind words about our work or sponsor our work. Kind words will touch our chakras and vibe, while the sponsorships will keep the open source projects alive.
 
+[![ko-fi](https://www.ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/R6R42U8CL)
+
 ## 🚀 Installation
 
 You can install the package via composer: