added to dune guides

Author: cryptofreedman

docs/app/guides/dune-guides.md

@@ -18,7 +18,7 @@ You are amazing! 🪄
 6. **Enjoy your data**
 
 === "Spark SQL"
-
+    
     ### [0xPhilan](https://dune.com/phillan) [:material-twitter:](https://twitter.com/0xPhillan)
 
     * [Dune Analytics: A Guide for Complete Beginners](https://mirror.xyz/phillan.eth/17VAXsMPpwJg4OQNBHKTYAQTWfJMwFuXZQDAxPStf0o)
@@ -39,6 +39,10 @@ You are amazing! 🪄
 
     * [Journey to the Centre of Arakis](https://1chioku.substack.com/p/preface)
 
+    ### [cryptofreedman](https://dune.com/cryptofreedman) [:material-twitter:](https://twitter.com/cryptofreedman)
+
+    * [How to Learn SQL and Create a Dune Dashboard in 3 Hours](https://cryptofreedman.substack.com/p/how-to-learn-sql-and-create-a-dune)
+
 === "PostgreSQL"
 
     ### [Andrew Hong](https://dune.com/ilemi) [:material-twitter:](https://twitter.com/andrewhong5297) [:material-youtube:](https://www.youtube.com/channel/UCYG9WSr8G4khYLaxP9tLCkQ)