docs: better readme

README.md

@@ -1,3 +1,49 @@
 # email-alias
 
+<p align="center">
+  <a href="https://github.com/vafanassieff/email-alias/releases" alt="Build">
+    <img src="https://img.shields.io/github/workflow/status/vafanassieff/email-alias/build" />
+  </a>
+  <a href="https://github.com/vafanassieff/email-alias/releases" alt="Release">
+    <img src="https://img.shields.io/github/v/release/vafanassieff/email-alias" />
+  </a>
+  <a href="https://twitter.com/afalol">
+    <img src="https://img.shields.io/twitter/follow/afalol?style=social"
+        alt="Follow me on Twitter">
+  </a>
+</p>
+
 Create a email alias easly from CLI !
+
+## Install
+
+To install this package use the command below :
+
+`npm install -g @vafanassieff/email-alias`
+
+### Update
+
+To update the package run `npm update -g @vafanassieff/email-alias`
+
+## Usage
+
+```Shell
+Usage: email-alias [options] [command]
+
+Manage email alias
+
+Options:
+  -V, --version   output the version number
+  -h, --help      display help for command
+
+Commands:
+  list            List current alias
+  add [options]   Add a new alias
+  remove <alias>  Add a new alias
+  provider
+  help [command]  display help for command
+```
+
+## Providers
+
+At the moment there is only OVH as an email alias provider