What is "pwa"

A PWA (Progressive web app) should provide an experience for users who having web reach, they should be:

• Confiáveis - Instantly click and never show the error page, even in uncertain network conditions.

• Rápido - Respond quickly to user interactions with smooth, free animations janky scrolling

• Atraente (Enveloping) - Feel like a natural app on your device with an immersive user experience.