More notes on how Docker works

Author: grantmd

README.md

@@ -107,7 +107,7 @@ Similarly, Docker is an option for both local development and test running, but
     docker build -t flamework .
     docker run -ti -p80:8081 -p443:4331 -v ~/dev/flamework:/mnt/flamework --name=flamework --rm flamework
 
-Your local flamework copy should now be listening on ports `8081` and `4331`. Use `docker ps` to verify them. You'll need to edit <code>include/config.php</code> as usual.
+Your local flamework copy should now be listening on ports `8081` and `4331`. Use `docker ps` to verify them. You'll need to edit <code>include/config.php</code> as usual. Since you mounted your local dev flamework directory into the container, any code changes you make should be reflected immediately.
 
 Once the container is running, to run tests you can do: