add service worker

src/@core/utils/navigator.ts

@@ -28,3 +28,17 @@ export async function copyToClipboard(content: string) {
     document.body.removeChild(input)
   }
 }
+
+// VAPID公钥转Uint8Array
+export function urlBase64ToUint8Array(base64String: string) {
+  const padding = '='.repeat((4 - (base64String.length % 4)) % 4)
+  const base64 = (base64String + padding).replace(/-/g, '+').replace(/_/g, '/')
+
+  const rawData = window.atob(base64)
+  const outputArray = new Uint8Array(rawData.length)
+
+  for (let i = 0; i < rawData.length; ++i) {
+    outputArray[i] = rawData.charCodeAt(i)
+  }
+  return outputArray
+}