docs: def cors_wrapper(func):
      """
      Decorator for CORS
      :param func:  Flask method that handles requests and returns a response
      :return: Same, but with permissive CORS headers set
      """
      def _setdefault(obj, key, value):
          if value == None:
              return
          obj.setdefault(key, value)
  
      def output(*args, **kwargs):
          response = func(*args, **kwargs)
          headers = response.headers
          _setdefault(headers, "Access-Control-Allow-Origin", "*")
          _setdefault(headers, "Access-Control-Allow-Headers", flask.request.headers.get("Access-Control-Request-Headers"))
          _setdefault(headers, "Access-Control-Allow-Methods", flask.request.headers.get("Access-Control-Request-Methods"))
          _setdefault(headers, "Content-Type", "application/json")
          _setdefault(headers, "Strict-Transport-Security", "max-age=31536000; includeSubDomains; preload")
          return response
  
      output.provide_automatic_options = False
      output.__name__ = func.__name__
      return output