This is an main.py section: const join_btn = document.getElementById(‘join’) const username_label = document.getElementById(‘label_username’) const username_input = document.getElementById(‘username’) const room_input = document.getElementById(‘room’) const remote_video = document.getElementById(‘video-box2’) const call_btn = document.getElementById(‘call_btn’) const chat_container = document.getElementById(‘chat-container’) var username var websocket var room var mapPeer = {} join_btn.addEventListener(‘click’, () => { username_label.innerHTML = username_input.value username = username_input.value room = […]