Make WebRTC call a class

frontend/src/core/api/authApi.ts

@@ -139,4 +139,8 @@ export async function ensureKeysOnLogin(password: string, token: string): Promis
 export function restoreKeys() {
 	currentPublicKey = ub64(localStorage.getItem("publicKey")!);
 	currentPrivateKey = ub64(localStorage.getItem("privateKey")!);
+}
+
+export function getAuthToken(): string | null {
+	return localStorage.getItem("authToken");
 }