HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
Radix UI is a React-based user interface component library that offers accessible, responsive, and customisable components for building web applications.
Vercel is a cloud platform for static frontends and serverless functions.