backend.py

from fastapi import FastAPI, File, UploadFile
from fastapi.middleware.cors import CORSMiddleware
from model import diagnose_disease
from logger import log_result

app = FastAPI()

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_methods=["*"],
    allow_headers=["*"]
)

@app.post("/predict")
async def predict(file: UploadFile = File(...)):
    content = await file.read()
    result = diagnose_disease(content)
    log_result(result)
    return result