### TODO:
- scrolling chat history; (somewhat works out of box); +
- log errors to file; +
- give serial id to each msg in chat to track it; (use slice index) +
- show msg id next to the msg; +
- regen last message; +
- delete last message; +
- edit message? (including from bot);
- use chatml template (but do not show it to the user);
- ability to copy message;
- aility to copy selected text;
- menu with old chats (chat files); +