Stop fighting with LangChain. FastRAG is a production-ready Next.js boilerplate that handles the boring parts of building AI apps: vector ingestion, embeddings, and retrieval. Features: ✅ Citation Highlighting (UI shows exact sources) ✅ Drag & Drop PDF Ingestion ✅ Markdown & Code Block Support ✅ Stack: Next.js 16, Pinecone, Tailwind Save 40+ hours of setup. Ship your AI SaaS this weekend.