chore: add readme

Author: mychidarko

readme.md

@@ -0,0 +1,61 @@
+# Leaf Veins
+
+Veins is a simple, lightweight, and fast templating engine for PHP. It is designed to be easy to use and easy to extend.
+
+## Installation
+
+You can install Veins using the Leaf CLI:
+
+```bash
+leaf install veins
+```
+
+Or with composer:
+
+```bash
+composer require leafs/veins
+```
+
+## Usage
+
+```php
+<?php
+
+require __DIR__ . '/vendor/autoload.php';
+
+use Leaf\Veins;
+
+$veins = new Veins();
+$veins->configure([
+    'templateDir' => __DIR__ . '/views/',
+    'cacheDir' => __DIR__ . '/cache/',
+]);
+$veins->render('hello', ['name' => 'John']);
+```
+
+```html
+<!-- views/hello.php -->
+<h1>Hello, {$name}!</h1>
+```
+
+## Configuration
+
+You can configure Veins by passing an array to the `configure` method:
+
+```php
+$veins->configure([
+    'checksum' => [],
+    'charset' => 'UTF-8',
+    'debug' => false,
+    'templateDir' => 'views/',
+    'cacheDir' => 'cache/',
+    'baseUrl' => '',
+    'phpEnabled' => false,
+    'autoEscape' => true,
+    'sandbox' => true,
+    'removeComments' => false,
+    'customTags' => [],
+]);
+```
+
+Find the full documentation at [leafphp.dev/modules/views/veins](https://leafphp.dev/modules/views/veins/).