docs: first README integration

Author: ChrisUser

README.md

@@ -1,2 +1,7 @@
 # react-basic-contenteditable
-React 18 contenteditable component. Super-customizable!
+
+<div style="align:center;">
+    ![React Content Editable](readme-header-img.png)
+</div>
+
+A React component that allows you to create an editable area in your application. It's perfect for situations where you need to provide a user-friendly, in-place editing functionality.