Changelog

All notable changes to the BrainHQ Admin Console and Second Brain Platform will be documented in this file.

[v0.1.0] - Initial Release

BrainHQ (Admin Console)

• Client Management: Added capability to track and manage client second-brain projects.
• Upload Pipeline: Added support for uploading Gmail .mbox, Outlook, documents, notes, images, and archives.
• Job Creation: Automated creation of server-side training job folders and manifest.json.
• Vercel Integration: Added automated client OS deployment generation directly from the admin portal using VERCEL_TOKEN.
• Security: Implemented isolated client credentials derived from ADMIN_V2_CLIENT_CREDENTIAL_MASTER.
• Configuration: Added support for custom upload directories via BRAINHQ_UPLOAD_DIR and size limits via BRAINHQ_MAX_UPLOAD_BYTES.

Second Brain Platform (Client App)

• Frontend OS: Shipped standalone Next.js App Router frontend for client deployments.
• 3D Visualization: Integrated premium dark 3D knowledge graph canvas using Three.js and @react-three/fiber.
• Data Ingestion: Added offline Node.js scripts for parsing .mbox files, chunking data, generating deterministic embeddings, and creating semantic graphs.
• AI Integration: Integrated gpt-5.5 for conversational queries and text-embedding-3-small for vector generation.
• Vector DB Adapters: Included exact local cosine index with pluggable boundaries for pgvector, Qdrant, Milvus, Weaviate, LanceDB, FAISS, and HNSW.
• Style Profiles: Added automatic extraction of sent-email training examples to match the user's observed communication style.
• API Endpoints:
  • GET /api/brain/state
  • POST /api/brain/query
  • RAG evaluation JSONL export (GET /api/brain/export?format=rag)
  • Fine-tuning JSONL export (GET /api/brain/export?format=finetune)
• Testing: Added Vitest unit testing and Playwright E2E testing configurations.