Update README.md

Author: Alexander Miertsch

README.md

@@ -1,2 +1,24 @@
-# php-data
-Immutable objects for Event Engine
+# EventEngine\Data
+
+Generate Immutable Objects with ease!
+
+![Value Object Template vo_string](https://event-engine.io/api/img/vo_string.gif)
+
+## Installation
+
+```bash
+composer require event-engine/php-data
+```
+
+## PHPStorm Templates
+
+The `EventEngine\Data` package contains a set of live templates specifically designed to work together with the `EventEngine\Data\ImmutableRecord`. 
+
+You can import the templates by following official [PHPStorm instructions](https://www.jetbrains.com/help/phpstorm/sharing-live-templates.html).
+
+
+Please find the `settings.zip` [here](https://github.com/event-engine/php-data/blob/master/.env/PHPStorm/settings.zip).
+
+## Usage
+
+Usage is described in the [documentation](https://event-engine.io/api/immutable_state.html)