HackBot Server Core #441
Description
What's Added:
- OpenAI streaming chat endpoint with get_events and provide_links tools
- Server actions for knowledge CRUD, reseed, import, usage metrics
- Event filtering/formatting utilities with timezone-aware LA time handling
- System prompt builder with profile-aware personalization and prefix caching
- Vector search context retrieval with retry/backoff
- Knowledge base JSON (55 entries: FAQ, tracks, judging, submission, general)
- CI/CD seed scripts for hackbot_knowledge to hackbot_docs
- Auth session extended with position, is_beginner, name fields
- Tailwind hackbot-slide-in animation keyframe (for frontend)
- Dependencies: ai@6, @ai-sdk/openai
All work was done on hackbot branch and moved to this one for PR purposes