Feature Request: Multi-Account Container Support

[dupontinquiries]

Is there an existing issue for this?

• [X] I have searched the existing issues

Describe the problem to be solved

Enhancement for users who want to configure certain sites that don't experience user agent switching and already have these sites listed in another extension, notable via Firefox Multi-Account Containers

Suggest a solution

Add per-container settings configuration that supports other plugins or create an API for other plugins to interact with to set the user agent

Additional context

No response