Improve readme

Author: DivineOmega

README.md

@@ -1,2 +1,24 @@
-# laravel-password-exposed-validation-rule
-🔒 Laravel validation rule that checks if a password has been exposed in a data breach
+# 🔒 Laravel Password Exposed Validation Rule
+
+This package provides a Laravel validation rule that checks if a password has been exposed in a data breach. 
+It should work on Laravel 5.1 and above.
+
+## Installation
+
+To install, just run the following Composer command.
+
+```
+composer require divineomega/laravel-password-exposed-validation-rule
+```
+
+## Usage
+
+The following code snippet shows an example of how to use the password exposed validation rule.
+
+```php
+use DivineOmega\LaravelPasswordExposedValidationRule\PasswordExposed;
+
+$request->validate([
+    'password' => ['required', new PasswordExposed],
+]);
+```