backend_main.py

from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.responses import RedirectResponse
import os
import uvicorn

from api.routes import router as api_router

app = FastAPI(title="Neural Cryptanalysis WebApp")

app.include_router(api_router)

# Serve the static frontend files
FRONTEND_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "frontend")
os.makedirs(FRONTEND_DIR, exist_ok=True)
app.mount("/static", StaticFiles(directory=FRONTEND_DIR), name="static")

@app.get("/")
def read_root():
    return RedirectResponse(url="/static/index.html")

if __name__ == "__main__":
    uvicorn.run(app, host="0.0.0.0", port=7860) # Port 7860 is default for HuggingFace Spaces