feat: Add comprehensive documentation suite and reorganize project structure

- Created complete documentation in docs/ directory
- Added PROJECT_OVERVIEW.md with feature highlights and getting started guide
- Added ARCHITECTURE.md with system design and technical details
- Added SECURITY.md with comprehensive security implementation guide
- Added DEVELOPMENT.md with development workflows and best practices
- Added DEPLOYMENT.md with production deployment instructions
- Added API.md with complete REST API documentation
- Added CONTRIBUTING.md with contribution guidelines
- Added CHANGELOG.md with version history and migration notes
- Reorganized all documentation files into docs/ directory for better organization
- Updated README.md with proper documentation links and quick navigation
- Enhanced project structure with professional documentation standards

f_modules/m_frontend/m_file/respond.php

@@ -0,0 +1,58 @@
+<?php
+/*******************************************************************************************************************
+| Software Name        : EasyStream
+| Software Description : High End YouTube Clone Script with Videos, Shorts, Streams, Images, Audio, Documents, Blogs
+| Software Author      : (c) Sami Ahmed
+|*******************************************************************************************************************
+|
+|*******************************************************************************************************************
+| This source file is subject to the EasyStream Proprietary License Agreement.
+| 
+| By using this software, you acknowledge having read this Agreement and agree to be bound thereby.
+|*******************************************************************************************************************
+| Copyright (c) 2025 Sami Ahmed. All rights reserved.
+|*******************************************************************************************************************/
+
+define('_ISVALID', true);
+
+$main_dir = realpath(dirname(__FILE__) . '/../../../');
+
+set_include_path($main_dir);
+
+include_once 'f_core/config.core.php';
+
+include_once $class_language->setLanguageFile('frontend', 'language.global');
+include_once $class_language->setLanguageFile('frontend', 'language.respond');
+include_once $class_language->setLanguageFile('frontend', 'language.notifications');
+
+$error_message  = null;
+$notice_message = null;
+
+$responses = new VResponses();
+
+$get_type  = $responses::$type;
+$get_key   = $responses::$file_key;
+$logged_in = VLogin::checkFrontend(VHref::getKey("respond") . '?' . $get_type[0] . '=' . $get_key);
+$cfg       = $class_database->getConfigurations('file_responses');
+
+$membership_check = ($cfg["paid_memberships"] == 1 and $_SESSION["USER_ID"] > 0) ? VLogin::checkSubscription() : null;
+
+$for = isset($_GET["l"]) ? 'live' : (isset($_GET["v"]) ? 'video' : (isset($_GET["i"]) ? 'image' : (isset($_GET["a"]) ? 'audio' : (isset($_GET["d"]) ? 'doc' : (isset($_GET["b"]) ? 'blog' : null)))));
+
+$smarty->assign('file_type', $for[0]);
+$smarty->assign('file_key', $class_filter->clr_str($_GET[$for[0]]));
+
+$files     = new VFiles;
+$responses = new VResponses;
+
+switch ($_GET["do"]) {
+    case "submit-response":
+        $do = VResponses::submitResponse();
+        break;
+    default:break;
+}
+if (!isset($_GET["s"]) and !isset($_GET["do"])) {
+    $smarty->assign('c_section', VHref::getKey("respond"));
+}
+
+$display_page = (!isset($_GET["do"])) ? $class_smarty->displayPage('frontend', 'tpl_respond', $error_message, $notice_message) : null;