Error starting up with Powerwall only

[phawxby]

Checklist

• I have filled out the issue template to the best of my ability.
• This issue only contains 1 issue (if you have multiple issues, open one issue for each issue).
• This issue is not a duplicate issue of any previous issues..

Describe the issue

Since updating to 1.9.14 Teslemetry is no longer able to start just show the error below.

Reproduction steps

1. Have Powerwall only?
2. Use teslemetry?

Debug logs

Logger: homeassistant.config_entries
Source: config_entries.py:594
First occurred: 22:44:05 (2 occurrences)
Last logged: 22:48:10

Error setting up entry Teslemetry for teslemetry
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/config_entries.py", line 594, in async_setup
    result = await component.async_setup_entry(hass, self)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/config/custom_components/teslemetry/__init__.py", line 178, in async_setup_entry
    models.add(gateway["part_name"])
    ^^^^^^^^^^
AttributeError: 'list' object has no attribute 'add'

[Bre77]

Ah... yes. Fix release.

[phawxby]

Amazing, confirmed fixed. Thanks.