Suspense Boundary ↔ Component Hierarchy wrap by <Suspense\> to suspend render children with fallback until ready
References
<Suspense>↔Suspense APIWrapper to define Suspense Boundary to allow Lazy LoadLazy()↔ React API function to Lazy Load FC for Suspense Boundaryfallback↔propto set JSX placeholder for Suspense Boundary when Lazy Loadingloading.tsx↔ ( Next 13 ) Page toexport defaultloading UI on Trigger Suspense Boundary