refactor: account callback server payload

store/server.ts

@@ -115,6 +115,7 @@ export const useServerStore = defineStore('server', () => {
       lanIp: lanIp.value,
       name: name.value,
       registered: registered.value ?? false,
+      site: site.value,
       state: state.value,
       wanFQDN: wanFQDN.value,
     }

types/server.ts

@@ -63,6 +63,7 @@ export interface ServerAccountCallbackSendPayload {
   registered: boolean;
   regGen?: number;
   regGuid?: string;
+  site?: string;
   state: string;
   wanFQDN?: string;
 }