added Callback and custon notification Toast, client notification event handler

apps/dispatch/app/pilot/_components/mrt/Mrt.tsx

@@ -1,4 +1,4 @@
-import { CSSProperties, useEffect } from "react";
+import { CSSProperties } from "react";
 import MrtImage from "./MRT.png";
 import { useButtons } from "./useButtons";
 import { useSounds } from "./useSounds";