text: /* eslint-disable */
  
  // This optional code is used to register a service worker.
  // register() is not called by default.
  
  // This lets the app load faster on subsequent visits in production, and gives
  // it offline capabilities. However, it also means that developers (and users)
  // will only see deployed updates on subsequent visits to a page, after all the
  // existing tabs open on the page have been closed, since previously cached
  // resources are updated in the background.
  
  // To learn more about the benefits of this model and instructions on how to
  // opt-in, read http://bit.ly/CRA-PWA
  
  const isLocalhost = Boolean(
  	window.location.hostname === "localhost" ||
  		// [::1] is the IPv6 localhost address.
  		window.location.hostname === "[::1]" ||
  		// 127.0.0.1/8 is considered localhost for IPv4.
  		window.location.hostname.match(
  			/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
  		)
  );
  
  export function register(config) {
  	if (process.env.NODE_ENV === "production" && "serviceWorker" in navigator) {
  		// The URL constructor is available in all browsers that support SW.
  		const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href);
  		if (publicUrl.origin !== window.location.origin) {
  			// Our service worker won't work if PUBLIC_URL is on a different origin
  			// from what our page is served on. This might happen if a CDN is used to
  			// serve assets; see https://github.com/facebook/create-react-app/issues/2374
  			return;
  		}
  
  		window.addEventListener("load", () => {
  			const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
  
  			if (isLocalhost) {
  				// This is running on localhost. Let's check if a service worker still exists or not.
  				checkValidServiceWorker(swUrl, config);
  
  				// Add some additional logging to localhost, pointing developers to the
  				// service worker/PWA documentation.
  				navigator.serviceWorker.ready.then(() => {
  					console.log(
  						"This web app is being served cache-first by a service " +
  							"worker. To learn more, visit http://bit.ly/CRA-PWA"
  					);
  				});
  			} else {
  				// Is not localhost. Just register service worker
  				registerValidSW(swUrl, config);
  			}
  		});
  	}
  }
  
  function registerValidSW(swUrl, config) {
  	navigator.serviceWorker
  		.register(swUrl)
  		.then(registration => {
  			registration.onupdatefound = () => {
  				const installingWorker = registration.installing;
  				if (installingWorker == null) {
  					return;
  				}
  				installingWorker.onstatechange = () => {
  					if (installingWorker.state === "installed") {
  						if (navigator.serviceWorker.controller) {
  							// At this point, the updated precached content has been fetched,
  							// but the previous service worker will still serve the older
  							// content until all client tabs are closed.
  							console.log(
  								"New content is available and will be used when all " +
  									"tabs for this page are closed. See http://bit.ly/CRA-PWA."
  							);
  
  							// Execute callback
  							if (config && config.onUpdate) {
  								config.onUpdate(registration);
  							}
  						} else {
  							// At this point, everything has been precached.
  							// It's the perfect time to display a
  							// "Content is cached for offline use." message.
  							console.log("Content is cached for offline use.");
  
  							// Execute callback
  							if (config && config.onSuccess) {
  								config.onSuccess(registration);
  							}
  						}
  					}
  				};
  			};
  		})
  		.catch(error => {
  			console.error("Error during service worker registration:", error);
  		});
  }
  
  function checkValidServiceWorker(swUrl, config) {
  	// Check if the service worker can be found. If it can't reload the page.
  	fetch(swUrl)
  		.then(response => {
  			// Ensure service worker exists, and that we really are getting a JS file.
  			const contentType = response.headers.get("content-type");
  			if (
  				response.status === 404 ||
  				(contentType != null && contentType.indexOf("javascript") === -1)
  			) {
  				// No service worker found. Probably a different app. Reload the page.
  				navigator.serviceWorker.ready.then(registration => {
  					registration.unregister().then(() => {
  						window.location.reload();
  					});
  				});
  			} else {
  				// Service worker found. Proceed as normal.
  				registerValidSW(swUrl, config);
  			}
  		})
  		.catch(() => {
  			console.log(
  				"No internet connection found. App is running in offline mode."
  			);
  		});
  }
  
  export function unregister() {
  	if ("serviceWorker" in navigator) {
  		navigator.serviceWorker.ready.then(registration => {
  			registration.unregister();
  		});
  	}
  }
  