Eeshan842004

AI-powered invoicing platform for freelancers with a Next.js dashboard, Google Sheets backend, and a natural-language chat assistant. The assistant runs through a production-grade MCP server secured with OAuth 2.1, RS256 JWT, per-tool scopes, rate limiting, and audit logging. Built with Next.js, LangGraph, Groq Llama 3.3, and FastMCP.