Support Stages in aidial_client.AsyncDial#client.chat.completions.create

[khshanovskyi]

Name and Version

0.3.0

What is the problem this feature will solve?

Absence of Stages in response.CustomContent

What is the feature you are proposing to solve the problem?

Please add to the response.py stages as part of custom content

What alternatives have you considered?

No response