Regression with inline variable passed to template

[bitonio]

$ cat webapp.json.j2 | akamai eaa app - create
2023-08-17 20:37:08,433 root E cli-eaa general exception
Traceback (most recent call last):
  File "/root/.akamai-cli/src/cli-eaa/bin/akamai-eaa", line 274, in <module>
    a.process_command()
  File "/root/.akamai-cli/src/cli-eaa/libeaa/application.py", line 114, in process_command
    self.create(new_config)
  File "/root/.akamai-cli/src/cli-eaa/libeaa/application.py", line 275, in create
    app_config = json.loads(self.parse_template(raw_app_config))
  File "/root/.akamai-cli/src/cli-eaa/libeaa/application.py", line 259, in parse_template
    output = t.render(**dict(self._config.variables))
TypeError: 'NoneType' object is not iterable

Work around:

$ cat webapp.json.j2 | akamai eaa app - create --var DUMMY VALUE