fix: add missing characters to routing list, fix sigewinne typo

feat: metadata routing, Tavily fallback, retrieval_method in response

feat: RAG Upgrade++

feat: RAG Upgrade++

feat: RAG Upgrade++

feat: working RAG server with query UI, 4-bit local model

fix: downgrade pinecone-client for langchain_community compatibility

fix: correct Pinecone import statement

fix: update Pinecone SDK v7 compatibility

fix: revert vectorstore import to langchain_community

fix: revert HuggingFaceEmbeddings to langchain_community

fix: remove pinecone-plugin-inference, revert vectorstore import, clean startup

feat: Groq backend, guardrails module, Sumeru UI redesign

chore: code cleanup, add .env.example, update README

feat: Irminsul — Llama 3.1 8B QLoRA RAG serving stack with Pinecone, FastAPI, Azure