command_line authentication provider provisions all users with admin rights

[miko007]

The problem

When a user is successfully authenticated by a command_line authentication provider, those users have administrative rights by default.

What version of Home Assistant Core has the issue?

core-2022.11.2

What was the last working version of Home Assistant Core?

No response

What type of installation are you running?

Home Assistant Container

Integration causing the issue

Authentication Provider

Link to integration documentation on our website

https://www.home-assistant.io/docs/authentication/providers/

Diagnostics information

No response

Example YAML snippet

homeassistant:
  auth_providers:
    - type: command_line
      command: /some/authentication/script
      meta: true
    - type: homeassistant

Anything in the logs that might be useful for us?

No response

Additional information

No response

[wez]

I ran into this with my authelia script (authelia/authelia#4681). It would be great to allow the script to pass back group=Users to control the group membership