doc: add kofi link

README.md

@@ -25,7 +25,7 @@ As mentioned before, this app includes some essential features for a small team
 
 Check out [the setup guide](https://www.namviek.com/#download). If you encounter any errors during the setup process, you can refer to the full guide [here](https://docs.namviek.com/doc/installation).
 
-## Deploy
+## Deployment
 
 For easy deployment progress
 
@@ -35,3 +35,10 @@ Please visit [the deployment guide](https://docs.namviek.com/doc/deployment) bef
 
 [![Deploy to Render](https://render.com/images/deploy-to-render-button.svg)](https://render.com/deploy?repo=https://github.com/hudy9x/namviek/tree/main)
 
+## Support me
+If you love this open source? Support its future on Ko-fi! Join the community of backers
+
+<a href="https://ko-fi.com/hudy9x" target="_blank"><img width="200" src="https://storage.ko-fi.com/cdn/brandasset/kofi_button_stroke.png" /></a>
+
+
+