feat: new readme

Author: okwasniewski

README.md

@@ -1,9 +1,8 @@
-<h1 align="center">
-  <a href="https://callstack.github.io/react-native-visionos-docs">
-    React Native visionOS
-  </a>
-</h1>
-
+<a href="https://www.callstack.com/open-source" align="center">
+  <picture>
+    <img alt="React Native visionOS" src="https://github.com/user-attachments/assets/1298cfb6-7648-4b80-aecf-6f40c7b1a5c8">
+  </picture>
+</a>
 <p align="center">
   <strong>Learn once, write anywhere:</strong><br>
   Build spatial apps with React.