Small mention of hot reloading even when running in container

Author: coleam00

README.md

@@ -159,6 +159,10 @@ docker-compose --profile development up
 docker-compose --profile production up
 ```
 
+When you run the Docker Compose command with the development profile, any changes you
+make on your machine to the code will automatically be reflected in the site running
+on the container (i.e. hot reloading still applies!).
+
 ## Run Without Docker
 
 1. Install dependencies using Terminal (or CMD in Windows with admin permissions):