const showHeader = props.showHeader ?? true; return ( <div> {showHeader && ( <div> <h1> Deploy{" "} <a href="https://github.com/NearSocial/viewer" target="_blank"> NEAR Social Viewer </a> </h1> </div> )} <a href="https://vercel.com/new/clone?repository-url=https%3A%2F%2Fgithub.com%2Fnearsocial%2Fviewer&build-command=npm%20run%20build&install-command=npm%20--force%20install&output-directory=dist" target="_blank" > <img src="https://vercel.com/button" alt="Deploy with Vercel" /> </a> </div> );