app.py

import sys, subprocess, os
sys.path.append(os.path.join(os.path.dirname(__file__), "src"))
from src.ui.components import build_app
from src.retrieval.vectorstore import VectorStore
from src.retrieval.embedder import get_embedder
from src.config import Settings
from src.utils import ensure_dirs, bootstrap_demo_index

settings = Settings()
ensure_dirs()

# Make sure an index exists (demo index auto-created if empty)
if not os.path.exists(settings.index_path) or not os.path.exists(settings.docs_path):
    bootstrap_demo_index()

EMBEDDER = get_embedder(settings)
VSTORE = VectorStore(settings).load()

demo = build_app(settings=settings, embedder=EMBEDDER, vstore=VSTORE)

if __name__ == "__main__":
    # Hugging Face Spaces will automatically use correct server settings
    demo.launch()