Add About tab with markdown support

admin/data/about.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * About page data for WP ALLSTARS plugin
+ * Content supports markdown formatting
+ */
+
+if (!defined('ABSPATH')) {
+    exit;
+}
+
+// Define about page content
+function wp_allstars_get_about_content() {
+    return [
+        'title' => 'About WP ALLSTARS',
+        'content' => <<<MARKDOWN
+## Welcome to WP ALLSTARS
+
+WP ALLSTARS is a powerful all-in-one WordPress toolkit designed to help you build, manage, and optimize your WordPress websites more efficiently.
+
+### Our Mission
+
+Our mission is to simplify WordPress development and management by providing a comprehensive suite of tools that work seamlessly together.
+
+### Key Features
+
+* **Theme Management**: Easily install and manage professional WordPress themes
+* **Plugin Recommendations**: Curated lists of the best free and premium plugins
+* **Workflow Optimization**: Tools to streamline your development process
+* **Hosting Recommendations**: Find the perfect hosting provider for your needs
+* **Advanced Settings**: Fine-tune your WordPress installation
+
+### Get in Touch
+
+Have questions or suggestions? We'd love to hear from you!
+
+* **Website**: [wpallstars.com](https://wpallstars.com)
+* **Documentation**: [docs.wpallstars.com](https://docs.wpallstars.com)
+* **Support**: [support@wpallstars.com](mailto:support@wpallstars.com)
+
+### Credits
+
+WP ALLSTARS is developed and maintained by a team of WordPress enthusiasts dedicated to creating the best possible WordPress experience.
+
+Version: {WP_ALLSTARS_VERSION}
+MARKDOWN
+    ];
+}