Add "continue generation" button for last response

[lynic]

Is your feature request related to a problem? Please describe. The AI response might be stopped due to token or network issue, it would be better to add a "continue generation" button to the last response, and continue to append the words to last response.

Describe the solution you'd like Add a "continue generation" button on AI response, and append the generated words to last response.

Describe alternatives you've considered Currently I send "continue" to ask AI to continue responding, but the last message is disrupted.

Additional context