Refactor token refresh logic to streamline error handling.

src/components/repo/authv2.ts

@@ -130,24 +130,20 @@ export class AuthV2Repo {
             return;
         }
 
-        try {
         const response = await this.requestWithToken(this.refreshToken!, "/auth", {
             method: "PUT",
         }).then(value => {
             if (value.status === 401) {
-                    throw new Error("Unauthorized");
-                }
-
-                return value;
-            }).then(value => value.json())
-                .then(value => AuthTokenSchema.parse(value));
-
-            this.setLoginState(response);
-        } catch (e) {
                 this.resetRefreshToken();
                 this.resetAccessToken();
-            return;
+
+                return undefined;
             }
+
+            return value.json();
+        }).then(value => AuthTokenSchema.parse(value));
+
+        this.setLoginState(response);
     }
 
     async request(url: string, params: RequestInit = {}) {