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src/client/init.ts

@@ -173,8 +173,10 @@ fetchInstance().then(() => {
 	// Init service worker
 	if (instance.swPublickey &&
 		('serviceWorker' in navigator) &&
-		('PushManager' in window) && $i && $i.token
-		) {
+		('PushManager' in window) &&
+		$i && $i.token) {
+		navigator.serviceWorker.register(`/sw.js`);
+
 		navigator.serviceWorker.ready.then(registration => {
 			registration.active?.postMessage({
 				msg: 'initialize',

src/client/sw/sw.ts

@@ -98,6 +98,7 @@ self.addEventListener('message', ev => {
 	}
 
 	if (typeof ev.data === 'object') {
+		// E.g. '[object Array]' → 'array'
 		const otype = Object.prototype.toString.call(ev.data).slice(8, -1).toLowerCase();
 
 		if (otype === 'object') {

src/server/web/boot.js

@@ -72,10 +72,6 @@
 	head.appendChild(script);
 	//#endregion
 
-	//#region Service Worker
-	navigator.serviceWorker.register(`/sw.js`);
-	//#endregion
-
 	//#region Theme
 	const theme = localStorage.getItem('theme');
 	if (theme) {