worker.js

// Hiding this line as it is related to some type of caching.
// importScripts('/worker-polyfill.js')
self.addEventListener('install', function(event) {
    console.log("Dialogflow Service Worker installed.");
    // Hiding it as not require Cache for now.
    // event.waitUntil(caches.open('dialogflow').then(function(cache) {
    //     return cache.addAll([
    //         '/',
    //         '/index.html',
    //         'https://fonts.googleapis.com/icon?family=Material+Icons',
    //         'https://unpkg.com/material-components-web@0.20.0/dist/material-components-web.min.css',
    //         '/dist/build.js'
    //     ])
    // }))
})

self.addEventListener('fetch', function(event) {
    console.log("cached", event.request)
    // Hiding it to remove caching.
    // console.log("cached", event.request.url)
    // event.respondWith(caches.match(event.request).then(function(response) {
    //     return response || fetch(event.request)
    // }))
})