Problem in deploying telegram bot in Render. There is no error but the bot does not respond to /latestjobs

import os
from flask import Flask
from threading import Thread
from telegram import Update
from telegram.ext import (
    ApplicationBuilder,
    CommandHandler,
    ContextTypes,
)
import undetected_chromedriver as uc
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC

# --- Env vars ---
TELEGRAM_TOKEN = os.environ.get("TELEGRAM_BOT_TOKEN")
RENDER_EXTERNAL_URL = os.environ.get("RENDER_EXTERNAL_URL")

if not TELEGRAM_TOKEN or not RENDER_EXTERNAL_URL:
    raise ValueError("Missing TELEGRAM_BOT_TOKEN or RENDER_EXTERNAL_URL")

# --- Optional: Flask for keeping alive or health check ---
app = Flask(__name__)

@app.route("/")
def home():
    return "Bot is alive!"

def run_flask():
    app.run(host="0.0.0.0", port=int(os.environ.get("PORT", 5000)))

Thread(target=run_flask).start()

# --- Get 3 latest jobs ---
def get_latest_jobs():
    options = uc.ChromeOptions()
    options.headless = True
    options.add_argument("--no-sandbox")
    options.add_argument("--disable-dev-shm-usage")

    driver = uc.Chrome(options=options)
    jobs = []

    try:
        driver.get("https://tuitionterminal.com.bd/")

        WebDriverWait(driver, 15).until(
            EC.element_to_be_clickable((By.XPATH, "//*[contains(@class, 'd-md-block')]"))
        ).click()

        WebDriverWait(driver, 15).until(
            EC.element_to_be_clickable((By.XPATH, "//a[contains(@href, '/job-board')]"))
        ).click()

        WebDriverWait(driver, 15).until(
            EC.presence_of_all_elements_located((By.XPATH, "//h6[contains(text(), 'Job Id')]"))
        )

        job_ids = driver.find_elements(By.XPATH, "//h6[contains(text(), 'Job Id')]")[:3]
        times = driver.find_elements(By.XPATH, "//h6[i[contains(@class, 'bi-clock-fill')]]")[:3]

        for job_id_elem, time_elem in zip(job_ids, times):
            job_id_text = job_id_elem.text.strip()
            job_id = job_id_text.split(":")[-1].strip()
            time_posted = time_elem.text.strip()
            job_url = f"https://tuitionterminal.com.bd/job-board/job-details/{job_id}"

            jobs.append({
                "job_id": job_id_text,
                "time": time_posted,
                "url": job_url
            })

    finally:
        driver.quit()

    return jobs

# --- Telegram command handler ---
async def latest_jobs(update: Update, context: ContextTypes.DEFAULT_TYPE):
    jobs = get_latest_jobs()
    if not jobs:
        await update.message.reply_text("No jobs found.")
        return

    message = "🧑‍💼 *Latest 3 Job Postings:*\n\n"
    for job in jobs:
        message += f"🔹 *{job['job_id']}*\n🕒 _{job['time']}_\n🔗 [View Job]({job['url']})\n\n"

    await update.message.reply_markdown(message)

# --- Main async function ---
async def main():
    application = ApplicationBuilder().token(TELEGRAM_TOKEN).build()
    application.add_handler(CommandHandler("latestjobs", latest_jobs))

    # 🔧 IMPORTANT: initialize before anything else
    await application.initialize()

    # Set webhook
    await application.bot.set_webhook(f"{RENDER_EXTERNAL_URL}/webhook")

    # Start listening via webhook
    await application.start()
    await application.updater.start_webhook(
        listen="0.0.0.0",
        port=int(os.environ.get("PORT", 5000)),
        url_path="webhook"
    )

    print("🚀 Bot is running with webhook!")

if __name__ == "__main__":
    import asyncio
    asyncio.run(main())

In the output log it shows : it shows * Running on all addresses (0.0.0.0)

Running on http://127.0.0.1:10000

Press CTRL+C to quit

127.0.0.1 - - [05/Apr/2025 19:39:35] "HEAD / HTTP/1.1" 200 -

Fetching updates got a asyncio.CancelledError. Ignoring as this task may onlybe closed via Application.stop.

==> Your service is live 🎉

127.0.0.1 - - [04/Apr/2025 19:39:42] "GET / HTTP/1.1" 200 -

But when i send /latestjobs to the telegram bot it does not respond anything