Copy app (#349)

Fixes #12

src/hooks/useCheckName.ts

@@ -0,0 +1,18 @@
+import { useQuery } from "@tanstack/react-query";
+import { IpcClient } from "@/ipc/ipc_client";
+
+export const useCheckName = (appName: string) => {
+  return useQuery({
+    queryKey: ["checkAppName", appName],
+    queryFn: async () => {
+      const result = await IpcClient.getInstance().checkAppName({ appName });
+      return result;
+    },
+    enabled: !!appName && !!appName.trim(),
+    refetchOnWindowFocus: false,
+    refetchOnMount: false,
+    refetchOnReconnect: false,
+    retry: false,
+    staleTime: 300000, // 5 minutes
+  });
+};