update setup script

Author: kentcdodds

README.md

@@ -30,8 +30,6 @@ prior knowledge of react-router is required.
 
 </p>
 </div>
- 
-
 
 <hr />
 
@@ -111,7 +109,7 @@ variable and how to fix it here for [windows][win-path] or
 Use the Epic Workshop CLI to get this setup:
 
 ```sh nonumber
-npx epicshop@latest add react-router-fundamentals-pt-1
+npx --yes epicshop@latest add react-router-fundamentals-pt-1
 ```
 
 If you experience errors here, please open [an issue][issue] with as many