The SPA widget contains the following files:

app.js: This is the main application file. It’s a Node.js web application.

bootstrap.css: This is a design template for the application’s web page.

package.json: This file lists any dependencies the application may have.

views: This is a folder containing the contents of the application’s web page.

Dockerfile: This file tells Docker how to build the application into a container.

Application code files

Up until this point, you have been given an overview of the application and the content you will be learning. Let us now look at the tools that are required for this course