Add '/copy' command

[neokd]

In magic_commands.py

Integrate /copy command to streamline your interaction with NeoGPT in the project. This handy command facilitates the effortless copying of the latest response generated by NeoGPT directly to your clipboard. With just a simple command, users can access and utilize the model's output for various purposes, enhancing the overall usability of the project. The implementation is designed for a smooth and error-tolerant experience, ensuring users are promptly notified upon successful copying. Integrate this feature seamlessly into your workflow for enhanced productivity.

[ayushmorbar]

I would like to work on this issue now. Please, assign me

[neokd]

@ayushmorbar merged this one