Update README

Author: thedoorbell

README.md

@@ -1,3 +1,20 @@
 ### Status badges:
 [![Actions Status](https://github.com/thedoorbell/fullstack-javascript-project-4/actions/workflows/hexlet-check.yml/badge.svg)](https://github.com/thedoorbell/fullstack-javascript-project-4/actions)
-[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=thedoorbell_fullstack-javascript-project-4&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=thedoorbell_fullstack-javascript-project-4) [![Coverage](https://sonarcloud.io/api/project_badges/measure?project=thedoorbell_fullstack-javascript-project-4&metric=coverage)](https://sonarcloud.io/summary/new_code?id=thedoorbell_fullstack-javascript-project-4)
+[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=thedoorbell_fullstack-javascript-project-4&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=thedoorbell_fullstack-javascript-project-4) [![Coverage](https://sonarcloud.io/api/project_badges/measure?project=thedoorbell_fullstack-javascript-project-4&metric=coverage)](https://sonarcloud.io/summary/new_code?id=thedoorbell_fullstack-javascript-project-4)
+
+## Minimum requirements:
+
+Linux, MacOS or Windows (WSL)
+
+## How to install
+
+```bash
+$ git clone [email protected]:thedoorbell/fullstack-javascript-project-4.git
+```
+```bash
+$ npm install 
+```
+
+### page-loader - download HTML page demo-run
+
+[![asciicast](https://asciinema.org/a/xt1Kch8zUDtulHJsPgcYUKL4x.svg)](https://asciinema.org/a/xt1Kch8zUDtulHJsPgcYUKL4x)