fix: Update Discord login handling to use async/await for better error handling

src/components/repo/authv2.ts

@@ -25,6 +25,8 @@ export class AuthV2Repo {
         this.request("/data/me").then((value) => {
             if (value.ok) {
                 loggedIn.set(true);
+            } else {
+                loggedIn.set(false);
             }
         });
     }