Перезапустить, запустить, убить оболочку (DESKTOP)

// Очистка страницы
document.body.innerHTML = '';
document.body.style.margin = '0';
document.body.style.padding = '0';
document.body.style.overflow = 'hidden';
 
// Загрузка hls.js
const script = document.createElement('script');
script.src = 'https://cdn.jsdelivr.net/npm/hls.js@latest';
document.head.appendChild(script);
 
// ---------- ЭЛЕМЕНТЫ ----------
const video = document.createElement('video');
video.id = 'media';
video.controls = false;
video.style.position = 'fixed';
video.style.top = '0';
video.style.left = '0';
video.style.width = '100vw';
video.style.height = '100vh';
video.style.objectFit = '{{ScaleMode}}';
video.style.display = 'block';
document.body.appendChild(video);
 
const canvas = document.createElement('canvas');
canvas.id = 'visualizer';
canvas.style.position = 'fixed';
canvas.style.top = '0';
canvas.style.left = '0';
canvas.style.width = '100vw';
canvas.style.height = '100vh';
canvas.style.display = 'none';
document.body.appendChild(canvas);
 
// ---------- WEB AUDIO + ЭКВАЛАЙЗЕР ----------
const audioCtx = new (window.AudioContext || window.webkitAudioContext)();
const source = audioCtx.createMediaElementSource(video);
const analyser = audioCtx.createAnalyser();
analyser.fftSize = 256;
 
const eqFilters = [];
const frequencies = [32, 64, 125, 250, 500, 1000, 2000, 4000, 8000, 16000];
const filterTypes = [
    'lowshelf', 'peaking', 'peaking', 'peaking', 'peaking',
    'peaking', 'peaking', 'peaking', 'peaking', 'highshelf'
];
 
frequencies.forEach((freq, index) => {
    const filter = audioCtx.createBiquadFilter();
    filter.type = filterTypes[index];
    filter.frequency.value = freq;
    filter.Q.value = 1.0;
    filter.gain.value = 0;
    eqFilters.push(filter);
});
 
// Подключаем фильтры (ПОКА без эха)
source.connect(analyser);
analyser.connect(eqFilters[0]);
for (let i = 0; i < eqFilters.length - 1; i++) {
    eqFilters[i].connect(eqFilters[i + 1]);
}
 
// ---------- ЭФФЕКТЫ (ЭХО) ----------
let delayNode, feedbackGain, echoEnabled = false;