Add recovery Excel export and automatic account detection

lib/partner-utils.ts

@@ -6,7 +6,7 @@ import {
 
 export { extractXhsPublishUrl } from "./publish-url";
 
-export function accountFromPublishLink(input: string, nickname: string) {
+export function accountFromPublishLink(input: string) {
   const url = safeHttpUrl(extractXhsPublishUrl(input));
   if (!url) return null;
   const platform =
@@ -23,7 +23,7 @@ export function accountFromPublishLink(input: string, nickname: string) {
   return {
     platform,
     platformUid,
-    nickname,
+    nickname: "待识别账号",
     profileUrl: "",
   };
 }