Add feature: copying AI response to clipboard functionality

[Abdurrazzaq5]

After AI response, user will be asked whether to copy response or not(y/n). The next prompt is not happening until user answers the y/n question.

[Abdurrazzaq5]

@virattt can you review this feature? thanks

[virattt]

@Abdurrazzaq5 - can you include a screenshot of the changes?

[Abdurrazzaq5]

@virattt My apologies for the late reply.
This is the main modification of the command line interface:

The CLI also has a short affirming message after y/n, but it disappears super fast. But here is the snippet of this affirmation. The file of this snippet(CopyToClipboardPrompt.tsx) is newly introduced by this feature branch:

[Abdurrazzaq5]

@virattt if the user chooses to not copy(n), there is no additional message on the command line interface. Unlike the "Copying AI Response" and "Copied AI Response" displays for a positive response(y)