First thing's first

Create a file src/environments/environment.ts based on the file environment.sample.ts in the same directory.

Install nativescript. All that jazz.

Getting Started

Requires the nativescript-cognito plugin (https://github.com/papmodern/nativescript-cognito)

tns plugin add nativescript-cognito

Usual build procedure

tns platform add android
npm i
tns run build android

Then to run

tns run android --clean