app/config.py

from pydantic_settings import BaseSettings
from functools import lru_cache

class Settings(BaseSettings):
    # Ollama
    ollama_base_url: str = "http://localhost:11434"
    ollama_model: str = "llama3.1"
    
    # Qdrant
    qdrant_host: str = "localhost"
    qdrant_port: int = 6333
    qdrant_collection_name: str = "documents"
    
    # Embeddings
    embedding_model: str = "sentence-transformers/all-MiniLM-L6-v2"
    embedding_dimension: int = 384
    
    # App
    app_host: str = "0.0.0.0"
    app_port: int = 8000
    
    class Config:
        env_file = ".env"

@lru_cache()
def get_settings() -> Settings:
    return Settings()