config.py

import os
from dotenv import load_dotenv

load_dotenv()

# Gemini API Key (lấy free tại https://makersuite.google.com/app/apikey)
GEMINI_API_KEY = os.getenv("GEMINI_API_KEY", "your-api-key-here")

# Model settings
EMBEDDING_MODEL = "sentence-transformers/all-MiniLM-L6-v2"
GEMINI_MODEL = "gemini-pro"
CHUNK_SIZE = 500
CHUNK_OVERLAP = 50