Update readme.md

missing step that create migration db script

readme.md

@@ -47,6 +47,7 @@ DATABASES = {
 STATIC_ROOT = '/tmp/static' # Warning! `/tmp` directory can be flushed in any moment; use a persistent one; e.g. ~/tmp/static
 MEDIA_ROOT = '/tmp/media' # Warning! `/tmp` directory can be flushed in any moment; use a persistent one, e.g. ~/tmp/media
 ```
+ - Update migration db scrpit from file structure (`./scheduling-system/smash/manage.py makemigrations`)
  - Create the database by applying migrations (`./scheduling-system/smash/manage.py migrate`)
  - Create the first, administrative, user-  (`./scheduling-system/smash/manage.py createsuperuser`)