License Server available here: https://teufel-it.de/license.php?license_key=KEY

Server:

• Endpoint: POST /license
  • query license from license server
  • save license in db
• Endpoint: GET /license
  • returns license from db
• verifyLogin check if local license is still valid and return it to the client
• login check if license is still available on license server

Client:

• Settings:
  • enter license key
  • view license content
• if license is expired:
  • deactivate new user
  • no evaluations
  • no details
  • delete is allowed