adding flyer

Author: brunj7

README.md

@@ -12,3 +12,6 @@ This workshop will cover these main points:
 - Introduce concepts of a database and discuss why you might want to have/want to use one
 - How to integrate the use of a database into an R analytical workflow
 - Hands-on exercise using duckDB, dbplyr and how it can be used to learn some SQL basics
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+![](img/sortee_workshop_flyer.jpg)