docs: update README

- update contact email
- add sponsorship badge
- update sponsorship description

Author: satnaing

README.md

@@ -4,6 +4,8 @@ Admin Dashboard UI crafted with Shadcn and Vite. Built with responsiveness and a
 
 ![alt text](public/images/shadcn-admin.png)
 
+[![Sponsored by Clerk](https://img.shields.io/badge/Sponsored%20by-Clerk-5b6ee1?logo=clerk)](https://go.clerk.com/GttUAaK)
+
 I've been creating dashboard UIs at work and for my personal projects. I always wanted to make a reusable collection of dashboard UI for future projects; and here it is now. While I've created a few custom components, some of the code is directly adapted from ShadcnUI examples.
 
 > This is not a starter project (template) though. I'll probably make one in the future.
@@ -66,7 +68,7 @@ If you want to update components using the Shadcn CLI (e.g., `npx shadcn@latest
 
 **Type Checking:** [TypeScript](https://www.typescriptlang.org/)
 
-**Linting/Formatting:** [Eslint](https://eslint.org/) & [Prettier](https://prettier.io/)
+**Linting/Formatting:** [ESLint](https://eslint.org/) & [Prettier](https://prettier.io/)
 
 **Icons:** [Lucide Icons](https://lucide.dev/icons/), [Tabler Icons](https://tabler.io/icons) (Brand icons only)
 
@@ -102,11 +104,11 @@ Start the server
 
 If you find this project helpful or use this in your own work, consider [sponsoring me](https://github.com/sponsors/satnaing) to support development and maintenance. You can [buy me a coffee](https://buymeacoffee.com/satnaing) as well. Don’t worry, every penny helps. Thank you! 🙏
 
-For questions or sponsorship inquiries, feel free to reach out at [[email protected]](mailto:[email protected]).
+For questions or sponsorship inquiries, feel free to reach out at [[email protected]](mailto:[email protected]).
 
 ### Current Sponsor
 
-- [Clerk](https://go.clerk.com/GttUAaK) - for backing the implementation of Clerk in this project
+- [Clerk](https://go.clerk.com/GttUAaK) - authentication and user management for the modern web
 
 ## Author