add .editorconfig and TOC on README

.editorconfig

@@ -0,0 +1,21 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+max_line_length = 120
+charset = utf-8
+indent_size = 2
+indent_style = space
+tab_width = 2
+
+[*.json]
+indent_size = 4
+
+[*.go]
+indent_style = tab
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false
+

README.md

@@ -18,6 +18,43 @@ This tool gives you more control over the use of your `hosts` file. You can have
 
 It is a tedious task to handle the `hosts` file by editing manually. With this tool you can automate some aspects to do it cleaner and quick. 
 
+<details>
+<summary>Table of content (click to open)</summary>
+
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+
+
+- [Sample Usage](#sample-usage)
+- [Installation](#installation)
+ - [Pre-built binary](#pre-built-binary)
+ - [Arch Linux](#arch-linux)
+ - [HomeBrew](#homebrew)
+ - [Snap](#snap)
+ - [Scoop](#scoop)
+- [Features](#features)
+- [Linux/Mac/Windows and permissions](#linuxmacwindows-and-permissions)
+- [Usage](#usage)
+ - [List profiles](#list-profiles)
+ - [Add new profile from a file](#add-new-profile-from-a-file)
+ - [Add new profile from cli](#add-new-profile-from-cli)
+ - [Enable/Disable profile](#enabledisable-profile)
+ - [Remove a profile](#remove-a-profile)
+ - [Backup hosts file](#backup-hosts-file)
+ - [Restore a hosts file](#restore-a-hosts-file)
+ - [TODO](#todo)
+ - [References](#references)
+ - [LICENSE](#license)
+ - [Author(s)](#authors)
+- [Contributors ✨](#contributors-)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+</details>
+
+
+## Sample Usage
+![sample usage](docs/hostctl.gif)
+
 
 ## Installation
 
@@ -65,10 +102,6 @@ scoop install hostctl
  * add/remove groups of host names.
  * add profiles directly from a `.etchosts` file that you can add to your vcs.
 
-
-## Sample Usage
-![sample usage](docs/hostctl.gif)
-
 
 ## Linux/Mac/Windows and permissions