const port = chrome.runtime.connect({ name: "popup" }); port.onMessage.addListener((m) => { const active = m.active; const div = document.getElementById('active'); const img = div.querySelector('img'); img.src = `icons/status-${active ? "on" : "off"}.png`; const p = div.querySelector('p'); p.innerText = active ? "Connected" : "Offline"; });