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addEventListener('install', (event) => {
skipWaiting();
});
addEventListener('activate', (event) => {
event.waitUntil(clients.claim());
});
async function broadcast(msg) {
const allClients = await clients.matchAll();
for (const client of allClients) {
client.postMessage(msg);
}
}
addEventListener('fetch', (event) => {
event.waitUntil(
broadcast({ url: event.request.url, mode: event.request.mode })
)
});