finished readme

Author: sashafromlibertalia

README.md

@@ -1,7 +1,34 @@
 <p align="center">
-  Randomzier
+  <img src="https://raw.githubusercontent.com/websect-itmo/assets/main/Randomzier.png?token=AIY5ZP33HDRXDXFNTFMMZU3A3RPSY">
   <br>
   <strong>🎲 Random number generator written in TypeScript</strong>
-<p>
-<h1>Usage</h1>
+</p>
+
+<div align="center">
+  <img src="https://img.shields.io/npm/dm/randomzier">
+  <img src="https://img.shields.io/npm/v/randomzier">
+</div>
+
+## Installation
+
+`npm i randomzier`
+
+## Usage 
+```js
+const { Randomzier } = require("Randomzier")
+const zier = new Randomzier()
+
+console.log(zier.generate())
+```
+
+
+## Features
+⚡️ **Easy to use**: randomzier uses simple methods and built-in error handler. Nothing won't go wrong.
+<br>
+❤️ **Good algorithm**: LCG algorithm is a basis for randomzier.
+
+## License 
+Randomzier uses [Apache License](https://github.com/websect-itmo/randomzier/blob/main/LICENSE)
+
+