• create a new directory inside prima-web-interface/src
• create the following subdirectories
  • templates to store template html and js files, i.e. using jinja instructions
  • static to store fixed html, js or css files
• create the following files
  • urls.py containing the list of URL patterns for the app
  • views.py containing the functions to be executed on GET on POST requests
• update src/prima_site/settings.py', adding the name of the new directory where needed
• add an include in src/main/urls.py

Models are container classes which can be used to store data in the DB.

• define the model classes in models.py in the app directory
• add the model class names in src/main/admin.py