Adds a one-click deploy button to the repo

Signed-off-by: zach wick <[email protected]>

Author: zach-render

README.md

@@ -13,4 +13,6 @@ The `master` branch runs MySQL 8. You can use the `mysql-5` branch to run MySQL
 
 ## Deployment
 
+[![Deploy to Render](https://render.com/images/deploy-to-render-button.svg)](https://render.com/deploy?repo=https://github.com/render-examples/mysql)
+
 See https://render.com/docs/deploy-mysql.