GitLab

- Split BruAI chat prompts into UserStory-A (Memory Full) and UserStory-B (Loading Speed) per Jira BACKLOG-3140


- Link product LoFi Figma file in figma-content.md
- Add README and CLAUDE.md for repo orientation
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>