Issues with MetaDeck in Decky Loader testing store

[kmturley]

When running the first time, there is an error:

MetaDeck  Index  Error while constructing MetaDeck v3.0.1-bfec326 Python Exception
    at WSRouter.onMessage (http://localhost:1337/frontend/chunk-fuA0trkD.js:95:35)

Python Traceback (most recent call last):
  File "decky_loader/wsrouter.py", line 63, in _call_route
  File "decky_loader/loader.py", line 222, in handle_plugin_method_call
  File "decky_loader/loader.py", line 219, in handle_plugin_method_call
  File "decky_loader/plugin/plugin.py", line 123, in execute_method
  File "decky_loader/plugin/messages.py", line 35, in wait_for_result
Exception: [Errno 2] No such file or directory: '/home/deck/homebrew/settings/MetaDeck/settings.json'

Also when navigating to the settings menu it is a black screen.