Each session always occupies the same number of lines, preventing
visual jitter between watch refreshes.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- Show "Needs Input: permission" or "Needs Input: question" when WaitType set
- No WaitType shown for Working state or when WaitType empty
- No regression on existing display tests
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>