app.py

from fastapi import FastAPI, File, UploadFile, Form
from fastapi.middleware.cors import CORSMiddleware

app = FastAPI()

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

@app.get("/")
def root():
    return {"status": "ok"}

@app.post("/v1/chat")
async def chat(
    text: str = Form(""),
    image: UploadFile = File(None),
    audio: UploadFile = File(None),
    video: UploadFile = File(None),
):
    # Your AI logic here
    return {"reply": f"You said: {text}"}