app/config.py

import os

class Config:
    @staticmethod
    def is_huggingface():
        return os.environ.get("SPACE_ID") is not None

    @staticmethod
    def get_vector_store_type():
        return "faiss"  # Always use FAISS in Hugging Face Spaces

    @staticmethod
    def get_model_path():
        return "sentence-transformers/multi-qa-MiniLM-L6-cos-v1"