Merge pull request digitalocean#18 from yGabriel/patch-1

Clarifies Database Migration

README.md

@@ -41,7 +41,7 @@ After forking the repo, you should now be viewing this README in your own github
 1. Once the build completes successfully, click the "Live App" link in the header and you should see your running application in a new tab, displaying the home page.
 1. You will still need to perform the following tasks from the dashboard console to finish setting up your Django application:
     1. Navigate to the console tab
-    1. Run `python manage.py migrate` to perform the initial database migration. You will only need to run this the very first time you deploy your app
+    1. Run `python manage.py migrate` to perform the initial database migration. After setup, you may need to migrate the database again if updated. For this reason, we recommend setting up a [pre-deploy Job](https://docs.digitalocean.com/products/app-platform/how-to/manage-jobs/) to migrate the database, automated to run before each deployment. This method also ensures that the migration happens successfully before serving traffic. If it fails, the old version of the service remains active instead.
     1. Run `python manage.py createsuperuser` and follow the prompts to create a super user to access at `/admin`.
 
 ## Environment Variables ##