- added state to set sound set settings for sightings and NPED hits

- added function to save mute settings

src/hooks/useSightingFeed.ts

@@ -39,7 +39,7 @@ export function useSightingFeed(url: string | undefined) {
     return latestRef;
   }, [latestRef]);
   const soundSrc = useMemo(() => {
-    return getSoundFileURL(state.sightingSound) ?? switchSound;
+    return getSoundFileURL(state?.sightingSound) ?? switchSound;
   }, [state.sightingSound]);
 
   //use latestref instead of trigger to revert back