Analysis + AI (LangGraph + MCP bridge + bfr grounding + CopilotKit UI)

Uses LangGraph bridge (langchain-mcp-adapters) + agents-sdk config + bfr principles + CopilotKit for UI. Streaming supported (check Stream). Fallback to stub. Auth stub if AUTH_TOKEN set (use header). MCP gateway for central tool registry recommended. Integrates agent-service-toolkit patterns.