Changelog
- 1d66bd4 feat(tui): external caret, auto-growing textarea, pad View to terminal height
- 2635701 feat(ux): friendly auth prompt; auto-growing textarea
- 282d246 fix(tui): esc closes help, ctrl+y feedback, always show version
- 9b2bd81 fix(tui): prevent textarea from hiding first line on wrap
- 98c91af fix(tui): use LineInfo().Height for textarea growth; add version to header