Bump version to 1.5.0 — Lock In Mode with script generation

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Bump to v1.4.0

- CLAUDE.md uses section markers (preserves existing content)
- Cleaned up README, fixed all broken repo links
- Interactive inline auth during setup and add

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README: full paw ASCII art + 3D title, enable image refs

Replace small paw with the full detailed block-character paw art
and 3D OPENPAW title. Uncomment image references for demo.gif
and dashboard.png. Add docs/ directory for screenshots.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>