feat(pwa): ✨ add service worker module

src/serviceworker/mod.ts

@@ -9,22 +9,31 @@ const _preCachedPaths = ['/', '/css/*', '/assets/*'] //TODO pre-cache these path
 
 export function main() {
 	self.addEventListener('install', (event) => {
+		//TODO handle installation
 		event.waitUntil(
 			addToCache([]),
 		)
 	})
 
 	self.addEventListener('activate', () => {
-		console.log('sw activated')
+		//TODO handle activation
 	})
 
 	self.addEventListener('fetch', (_event) => {
 		//TODO add fetch strategies
 	})
+
+	self.addEventListener('push', (event) => {
+		const { title, options } = (event.data?.json() ?? {}) as { title?: string, options?: Partial<NotificationOptions> }
+		if (title) {
+			event.waitUntil(
+				self.registration.showNotification(title, options)
+			)
+		}
+	})
 }
 async function addToCache(ressources: string[]) {
 	const cache = await caches.open(cacheName) //TODO dynamique cache key
-
 	await cache.addAll(ressources)
 
 	//TODO list statics