How to build an Angular 8 app from scratch in 11 easy steps

Step 1 — Installing Angular CLI 8

Step 2 — Creating your Angular 8 Project

Step 3 — Adding Angular HttpClient

Step 4 — Creating Components

Step 5 — Adding Routing

Step 6 — Building the UI with Angular Material Components

Step 7 — Mocking a REST API

Step 8 — Consuming the REST API with Angular HttpClient

Step 9 — Handling HTTP Errors

Step 10 — Adding Pagination

Step 11 — Building and Deploying your Angular Application to Firebase

Reff : https://www.freecodecamp.org/news/angular-8-tutorial-in-easy-steps/