docs: Add screenshots

Author: MichaelCurrin

README.md

@@ -4,6 +4,16 @@
 [![GitHub tag](https://img.shields.io/github/tag/MichaelCurrin/code-cookbook)](https://github.com/MichaelCurrin/code-cookbook/releases/?include_prereleases&sort=semver)
 [![License: MIT](https://img.shields.io/badge/License-MIT-blue)](#license)
 
+
+## Preview
+
+<div align="center">
+    <a href="https://michaelcurrin.github.io/code-cookbook/recipes/">
+        <img src="/sample-topics.png" alt="Sample screenshot" title="Sample screenshot" width="300" />
+        <img src="/sample-docker.png" alt="Sample docker screenshot" title="Sample docker screenshot" width="300" />
+    </a>
+</div>
+
 <div align="center">
 
 [![View site - GH Pages](https://img.shields.io/static/v1?label=View+site&message=GH+Pages&color=green&style=for-the-badge)](https://michaelcurrin.github.io/code-cookbook/)