fix docs

src/features/b2b/hooks/useCreatePurchaseRequest.ts

@@ -0,0 +1,13 @@
+import { useMutation, useQueryClient } from '@tanstack/react-query'
+import { createPurchaseRequest } from '../api/b2bApi'
+
+export function useCreatePurchaseRequest() {
+  const queryClient = useQueryClient()
+
+  return useMutation({
+    mutationFn: createPurchaseRequest,
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ['b2b', 'purchase-requests'] })
+    },
+  })
+}