[TOOL-3054] Dashboard: Fix Engine backend wallet list not updating on create/delete (#5983)

Author: MananTank

apps/dashboard/src/@3rdweb-sdk/react/hooks/useEngine.ts

@@ -73,7 +73,7 @@ export function useEngineBackendWallets(params: {
 }) {
   const { instanceUrl, authToken } = params;
   return useQuery({
-    queryKey: [engineKeys.backendWallets(instanceUrl), authToken],
+    queryKey: [...engineKeys.backendWallets(instanceUrl), authToken],
     queryFn: async () => {
       const res = await fetch(`${instanceUrl}backend-wallet/get-all?limit=50`, {
         method: "GET",

apps/dashboard/src/app/team/[team_slug]/(team)/~/engine/(instance)/[engineId]/overview/components/backend-wallets-table.tsx

@@ -1,4 +1,5 @@
 import { WalletAddress } from "@/components/blocks/wallet-address";
+import { Spinner } from "@/components/ui/Spinner/Spinner";
 import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
@@ -670,7 +671,9 @@ function DeleteModal({
             variant="destructive"
             onClick={onClick}
             disabled={isLocalWallet && !ackDeletion}
+            className="gap-2"
           >
+            {deleteBackendWallet.isPending && <Spinner className="size-4" />}
             Delete
           </Button>
         </ModalFooter>