To Use:

1. Login to your edx instance and change to edxapp user, activate edx platform virtual environment and cd into exd-platform folder.
2. With the following command create new app. ./manage.py lms startapp extrainfo
3. Copy and paste the codes of admin.py, forms.py and models.py files to the newly created app.
4. Add the newly cretaed app and form to your lms.env.json file just like this. "ADDL_INSTALLED_APPS":["extrainfo"], "REGISTRATION_EXTENSION_FORM": "extrainfo.forms.ExtraInfoForm",
5. Run migrations.
6. Start/restart the LMS.