Technical/Update documentation (#11)

* Updated script documentation
* Updated version, changelog

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.2.2] - 2022-02-08
+
+### Updated
+
+- Updated documentation
+
 ## [0.2.1] - 2022-02-08
 
 ### Updated

README.md

@@ -1,6 +1,6 @@
 # FRS - fast Ruby setup
 
-Automation script for spin-up Ruby developer environment. Configure your developer stuff on Linux Ubuntu in minutes 🚀 Focus on development, not on developer tools!
+Automation script for spinning-up Ruby developer environment. Configure your developer stuff on Linux Ubuntu in minutes 🚀 Focus on development, not on developer tools!
 
 ## Features
 
@@ -18,6 +18,10 @@ Automation script for spin-up Ruby developer environment. Configure your develop
 
 ## Using
 
+### Get latest Ubuntu
+
+Download and install latest [Ubuntu Desktop](https://ubuntu.com/download/desktop).
+
 ### Create GitHub personal access token
 
 To create it go to: [`GitHub/Settings/Developer settings/Personal access tokens/New personal access token`](https://github.com/settings/tokens/new). Specify token name and next token scopes:
@@ -40,12 +44,17 @@ sudo apt-get install wget
 wget https://raw.githubusercontent.com/RubyWorkout/frs/master/setup.sh
 ```
 
+### Allow executable permissions
+
+```bash
+chmod +x setup.sh
+```
+
 ### Run script
 
 Run Fast Ruby Setup script with your email, name (registered on github), github username and github personal access token as positional arguments:
 
 ```bash
-chmod +x setup.sh
 . ./setup.sh [email protected] "John Doe" git_username git_token
 ```