text: import dynamic from "next/dynamic";
  const DynamicComponentWithCustomLoading = dynamic(()=>import("../components/hello")
  , {
      loadableGenerated: {
          webpack: ()=>[
                  require.resolveWeak("../components/hello")
              ]
      },
      loading: ()=><p >...</p>
  });
  const DynamicClientOnlyComponent = dynamic(()=>import("../components/hello")
  , {
      loadableGenerated: {
          webpack: ()=>[
                  require.resolveWeak("../components/hello")
              ]
      },
      ssr: false
  });