app.py

from fastapi import FastAPI, Request
from fastapi.responses import JSONResponse

app = FastAPI()

def greet(name: str) -> str:
    return f"Hello {name}!!"

@app.post("/predict")
async def predict(request: Request):
    try:
        data = await request.json()
        name = data["data"][0]
        result = greet(name)
        return JSONResponse(content={"data": [result]})
    except Exception as e:
        return JSONResponse(content={"error": str(e)}, status_code=400)