PWA Fundamentals Topic 30

1. Introduction

Progressive Web Apps (PWAs) combine the best of web and mobile apps. They are reliable, fast, and engaging, providing a seamless experience across devices.

2. Key Concepts

• Service Workers: Scripts that run in the background to handle caching and background sync.
• Web App Manifest: A JSON file that provides metadata about the app, enabling it to be installed on a device.
• HTTPS: PWAs must be served over a secure connection.
• Responsive Design: Ensures the app works on various screen sizes.

3. Step-by-Step Guide

 
// Step 1: Create a simple HTML file



    
    
    
    


    
Hello, PWA!