- YouTubeTranscriptService: fetches captions from YouTube page (ko > en > first available)
- GET /api/knowledge/youtube-transcript endpoint
- Frontend: "트랜스크립트 자동 가져오기" button appears when valid YouTube URL entered
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- Google OAuth authentication with callback flow
- Knowledge ingest pipeline (TEXT/WEB/YOUTUBE → chunking → categorization → embedding)
- OCI GenAI integration (chat, embeddings) with multi-model support
- Semantic search via Oracle VECTOR_DISTANCE
- RAG-based AI chat with source attribution
- Todos with subtasks, filters, and priority levels
- Habits with daily check-in, streak tracking, and color customization
- Study Cards with SM-2 spaced repetition and LLM auto-generation
- Tags system with knowledge item mapping
- Dashboard with live data from all modules
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
