Update README.md

README.md

@@ -1,9 +1,12 @@
 # Core API SDK for PHP
 This package is currently work in progress
 
+## Requirements
+- PHP 8.2
+- Composer
 
-### Installation
-First, you need to add it to your composer.json repositories array.
+## Installation
+Add the package to your composer.json repositories array.
 ``` json
 "repositories": [
     {
@@ -17,5 +20,29 @@ Require the package.
 composer require airlst/sdk-php
 ```
 
-### Todo
-- Add event resource
+## Usage
+First, you need to set the API Key
+``` php
+use AirLST\SdkPhp\CoreApi;
+
+$core = new Core('API-KEY-HERE');
+```
+
+## Event Resource
+As of now there are only 2 available methods
+
+### List all company events
+> **Important:** This method requires the API key must be company bound!
+
+``` php
+$response = $core->event()->list();
+$response->json(); // Get response data as array
+```
+
+### Get event details using UUID
+``` php
+$response = $core->event()->get('EVENT-UUID-HERE');
+// Get response data as array
+$response->json(); // Get response data as array
+```
+