docs: add banner info

Author: darkterminal

README.md

@@ -22,6 +22,16 @@
 
 <h1 id="a-libsql-http-for-laravel" align="center">A LibSQL HTTP for Laravel</h1>
 
+<p align="center">
+  <a href="https://discord.gg/turso">
+    <picture>
+      <source media="(prefers-color-scheme: dark)" srcset="https://i.imgur.com/UhuW3zm.png">
+      <source media="(prefers-color-scheme: light)" srcset="https://i.imgur.com/vljWbfr.png">
+      <img alt="Shows a black logo in light color mode and a white one in dark color mode." src="https://i.imgur.com/vGCC0I4.png">
+    </picture>
+  </a>
+</p>
+
 ## Requirement
 
 -   Turso CLI - [Installation](https://docs.turso.tech/cli/introduction)