feat: real streaming, session management, thought chain persistence

fix: end-to-end integration fixes for GLM-4-Flash

fix: address code review findings — security, bugs, and quality

feat: Docker and docker-compose deployment

feat: inspector panel with Monaco editor and token statistics

feat: thought chain visualization and RAG retrieval cards

feat: chat panel with markdown messages and 3-panel layout

feat: sidebar with session list, settings, and state management

feat: Next.js scaffold with Navbar and Apple glass theme

feat: token stats, compression, and config APIs

feat: session management and file operations APIs

feat: SSE streaming chat endpoint

feat: Mem0 alternate memory backend

feat: memory indexer with Milvus + BM25 hybrid retrieval

feat: native dual-layer memory backend with daily logs and flush