function getAllTabs() {
    return new Promise(resolve => chrome.windows.getAll({populate: true}, windows => {
        const allTabs = windows.flatMap(window => window.tabs.map(tab => {
            let url = new URL(tab.url);
            return {windowId: window.id.toString(), tabId: tab.id.toString(), domain: url.hostname, title: tab.title, url: tab.url};
        }));
        resolve(allTabs);
    }));
}