modules/app.py

from fastapi import FastAPI, Query, Request
import os
from typing import Any, Optional, Dict

import requests

app = FastAPI(
    title="Test"
)

@app.head("/")
@app.get("/")
async def get_user_info(request: Request) -> Dict[str, str]:
    client_host = request.headers.get('x-forwarded-for')
    user_agent = request.headers.get('user-agent')

    print(request.headers)
    push_noti_tele(client_host)
    
    return {
        "IP Address": client_host,
        "User Agent": user_agent,
    }

def push_noti_tele(message):
    url = f"https://api.telegram.org/bot7210957168:AAEy0umCg4VTCilHTE3yICnsQT8cPrbeOr4/sendMessage"

    payload = {
        "chat_id": "-4159820605",
        "text": message
    }
    response = requests.post(url, data=payload)