diff --git a/backend/app/Controllers/CurriculumController.php b/backend/app/Controllers/CurriculumController.php
index 8219a62..52b76b6 100644
--- a/backend/app/Controllers/CurriculumController.php
+++ b/backend/app/Controllers/CurriculumController.php
@@ -46,17 +46,58 @@ class CurriculumController
         ];
         file_put_contents($processingDir . '/' . $taskId . '.json', json_encode($taskState, JSON_UNESCAPED_UNICODE));
 
-        // Launch Background Worker
+        // Prepare task paths
         $scriptPath = realpath(__DIR__ . '/../../scripts/curriculum_worker.php');
         $logPath = $processingDir . '/' . $taskId . '.log';
-        $cmd = "php " . escapeshellarg($scriptPath) . " " . escapeshellarg($taskId) . " > " . escapeshellarg($logPath) . " 2>&1 &";
-        exec($cmd);
 
+        // Send processing response immediately
         $response->json([
             'status'  => 'processing',
             'task_id' => $taskId,
             'message' => 'تم استلام الكتاب، وجاري المعالجة المعمقة بواسطة الذكاء الاصطناعي. يرجى الانتظار...'
         ]);
+        
+        // Terminate request and flush buffers so the client receives the JSON immediately
+        if (function_exists('fastcgi_finish_request')) {
+            fastcgi_finish_request();
+        } else {
+            // Fallback for non-FPM
+            ob_end_flush();
+            flush();
+        }
+
+        // Run worker natively in the same PHP process (in the background from client's perspective)
+        try {
+            // Capture all output to log file
+            ini_set('display_errors', 1);
+            error_reporting(E_ALL);
+            ob_start();
+            
+            // Execute the script logic natively by setting argv
+            $argv = ['curriculum_worker.php', $taskId];
+            $_SERVER['argv'] = $argv;
+            
+            require $scriptPath;
+            
+            $output = ob_get_clean();
+            file_put_contents($logPath, $output, FILE_APPEND);
+        } catch (\Exception $e) {
+            $err = "[Exception] " . $e->getMessage() . " in " . $e->getFile() . ":" . $e->getLine();
+            file_put_contents($logPath, $err . "
+", FILE_APPEND);
+            
+            // Update state file to error
+            $stateFile = $processingDir . '/' . $taskId . '.json';
+            if (file_exists($stateFile)) {
+                $st = json_decode(file_get_contents($stateFile), true);
+                $st['status'] = 'error';
+                $st['message'] = 'تعطل النظام أثناء التحليل (Crash). يرجى مراجعة سجل الأخطاء.';
+                file_put_contents($stateFile, json_encode($st, JSON_UNESCAPED_UNICODE));
+            }
+        }
+        
+        // Ensure script stops here so it doesn't return anything else
+        exit;
     }
 
     /**
@@ -82,9 +123,34 @@ class CurriculumController
         $response->json($state);
     }
 
+
+    /**
+     * Get Upload Log
+     */
+    public function getUploadLog(Request $request, Response $response): void
+    {
+        $taskId = $request->getQueryParams()['task_id'] ?? '';
+        if (empty($taskId)) {
+            $response->status(400)->json(['status' => 'error', 'message' => 'رقم المهمة مفقود']);
+            return;
+        }
+
+        $processingDir = __DIR__ . '/../../storage/curriculum/processing';
+        $logFile = $processingDir . '/' . $taskId . '.log';
+        
+        if (!file_exists($logFile)) {
+            $response->status(404)->json(['status' => 'error', 'message' => 'سجل الأخطاء غير موجود']);
+            return;
+        }
+
+        $logContent = file_get_contents($logFile);
+        $response->json(['status' => 'success', 'log' => $logContent]);
+    }
+
     /**
      * Get Complete Live Tree
      */
+
     public function getTree(Request $request, Response $response): void
     {
         $response->json([
diff --git a/backend/app/Views/CurriculumStudio.php b/backend/app/Views/CurriculumStudio.php
index 3da2e31..5bfe951 100644
--- a/backend/app/Views/CurriculumStudio.php
+++ b/backend/app/Views/CurriculumStudio.php
@@ -450,8 +450,43 @@ class CurriculumStudio
             </div>
             <p id="upload_progress_text" style="color: var(--text-secondary); font-size: 13px; font-weight: bold;">جاري التهيئة...</p>
             <p id="upload_progress_percent" style="color: var(--accent-gold); font-size: 12px; margin-top: 5px;">0%</p>
+            
+            <button id="btn_view_logs" type="button" style="margin-top: 15px; background: transparent; border: 1px solid var(--border-color); color: var(--text-muted); padding: 5px 12px; border-radius: 6px; font-size: 11px; cursor: pointer; transition: all 0.2s;" onmouseover="this.style.color='#fff'" onmouseout="this.style.color='var(--text-muted)'" onclick="toggleUploadLogs()">🔍 عرض سجل السيرفر (Logs)</button>
+            <div id="upload_logs_container" style="display: none; margin-top: 15px; width: 100%; text-align: left;">
+                <textarea id="upload_logs_textarea" readonly style="width: 100%; height: 120px; background: #000; color: #0f0; font-family: monospace; font-size: 11px; border: 1px solid #333; border-radius: 4px; padding: 8px; resize: none; direction: ltr;"></textarea>
+            </div>
         </div>
     </div>
+    
+    <script>
+        let currentUploadTaskId = null;
+        
+        function toggleUploadLogs() {
+            const container = document.getElementById('upload_logs_container');
+            if (container.style.display === 'none') {
+                container.style.display = 'block';
+                fetchUploadLogs();
+            } else {
+                container.style.display = 'none';
+            }
+        }
+        
+        async function fetchUploadLogs() {
+            if (!currentUploadTaskId) return;
+            try {
+                const res = await fetch(`/api/curriculum/upload-log?task_id=${currentUploadTaskId}`);
+                const data = await res.json();
+                const textarea = document.getElementById('upload_logs_textarea');
+                if (data.status === 'success') {
+                    textarea.value = data.log || 'No logs generated yet...';
+                    textarea.scrollTop = textarea.scrollHeight;
+                }
+            } catch (e) {
+                console.error(e);
+            }
+        }
+    </script>
+
     <style>
         @keyframes pulse {
             0% { transform: scale(1); opacity: 1; }
diff --git a/backend/public/index.php b/backend/public/index.php
index 1608878..08c62c3 100644
--- a/backend/public/index.php
+++ b/backend/public/index.php
@@ -57,6 +57,8 @@ $router->get('/curriculum-studio', function ($request, $response) {
 
 // Real Ministry Curriculum PDF Ingestion & Live Tree API
 $router->post('/api/curriculum/upload-pdf',  [\App\Controllers\CurriculumController::class, 'uploadPdf']);
+$router->get('/api/curriculum/upload-status', [\App\Controllers\CurriculumController::class, 'getUploadStatus']);
+$router->get('/api/curriculum/upload-log', [\App\Controllers\CurriculumController::class, 'getUploadLog']);
 $router->get('/api/curriculum/tree',        [\App\Controllers\CurriculumController::class, 'getTree']);
 $router->get('/api/curriculum/lesson',      [\App\Controllers\CurriculumController::class, 'getLessonContent']);
 $router->post('/api/curriculum/save-lesson', [\App\Controllers\CurriculumController::class, 'saveLessonContent']);
diff --git a/backend/scripts/curriculum_worker.php b/backend/scripts/curriculum_worker.php
index c3a0fcb..d6dd403 100644
--- a/backend/scripts/curriculum_worker.php
+++ b/backend/scripts/curriculum_worker.php
@@ -1,4 +1,17 @@
 <?php
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1);
+error_reporting(E_ALL);
+
+set_error_handler(function($errno, $errstr, $errfile, $errline) {
+    echo "[PHP ERROR] $errstr in $errfile on line $errline
+";
+});
+
+set_exception_handler(function($e) {
+    echo "[PHP EXCEPTION] " . $e->getMessage() . " in " . $e->getFile() . " on line " . $e->getLine() . "
+";
+});
 
 require_once __DIR__ . '/../vendor/autoload.php';
 
@@ -7,7 +20,7 @@ use App\Core\Env;
 
 $taskId = $argv[1] ?? '';
 if (empty($taskId)) {
-    die("Task ID required\n");
+    echo "Task ID required\n"; return;
 }
 
 $processingDir = __DIR__ . '/../storage/curriculum/processing';
@@ -15,7 +28,7 @@ $stateFile = $processingDir . '/' . $taskId . '.json';
 $pdfFile = $processingDir . '/' . $taskId . '.pdf';
 
 if (!file_exists($stateFile) || !file_exists($pdfFile)) {
-    die("Files missing\n");
+    echo "Files missing\n"; return;
 }
 
 function updateState($stateFile, $status, $progress, $message, $extra = []) {
@@ -27,6 +40,11 @@ function updateState($stateFile, $status, $progress, $message, $extra = []) {
         $state = array_merge($state, $extra);
     }
     file_put_contents($stateFile, json_encode($state, JSON_UNESCAPED_UNICODE));
+    
+    // Log to file too
+    $logFile = str_replace('.json', '.log', $stateFile);
+    $timestamp = date('Y-m-d H:i:s');
+    file_put_contents($logFile, "[$timestamp] [$status] [$progress%] $message\n", FILE_APPEND);
 }
 
 $state = json_decode(file_get_contents($stateFile), true);
@@ -38,7 +56,7 @@ $apiKeys = array_values(array_filter(array_map('trim', explode(',', $rawKeys))))
 
 if (empty($apiKeys)) {
     updateState($stateFile, 'error', 0, '⚠️ لم يتم العثور على مفتاح الذكاء الاصطناعي (GEMINI_API_KEY) في ملف .env.');
-    exit;
+    return;
 }
 
 // Round Robin Logic
@@ -53,7 +71,7 @@ updateState($stateFile, 'uploading_to_ai', 15, "تم تفعيل Round Robin. ج
 
 if (empty($geminiKey)) {
     updateState($stateFile, 'error', 0, '⚠️ لم يتم العثور على مفتاح الذكاء الاصطناعي (GEMINI_API_KEY) في ملف .env. النظام يحتاج إلى الـ AI لقراءة وتفريغ الكتب (بما فيها الكتب المصورة والرياضيات) بشكل حقيقي.');
-    exit;
+    return;
 }
 
 updateState($stateFile, 'uploading_to_ai', 20, 'جاري رفع الكتاب إلى محرك الذكاء الاصطناعي (Gemini Vision) لقراءته بالكامل...');
@@ -77,7 +95,7 @@ curl_close($ch);
 
 if ($uploadCode !== 200) {
     updateState($stateFile, 'error', 0, 'فشل رفع الملف إلى الذكاء الاصطناعي. كود الخطأ: ' . $uploadCode . ' التفاصيل: ' . $uploadRes);
-    exit;
+    return;
 }
 
 $uploadData = json_decode($uploadRes, true);
@@ -86,7 +104,7 @@ $fileNameGemini = $uploadData['file']['name'] ?? '';
 
 if (empty($fileUri)) {
     updateState($stateFile, 'error', 0, 'لم يتم الحصول على URI من الذكاء الاصطناعي.');
-    exit;
+    return;
 }
 
 updateState($stateFile, 'analyzing', 40, 'الكتاب الآن في عقل الذكاء الاصطناعي... جاري المعالجة البصرية واستخراج المعادلات والنصوص...');
@@ -109,7 +127,7 @@ for ($i = 0; $i < $maxRetries; $i++) {
 
 if (!$isReady) {
     updateState($stateFile, 'error', 0, 'انتهى وقت الانتظار أثناء معالجة الذكاء الاصطناعي لملف الـ PDF.');
-    exit;
+    return;
 }
 
 updateState($stateFile, 'analyzing', 60, 'جاري تفريغ المحتوى وتشكيل دروس المارك داون والمصادر الملحقة...');
@@ -186,7 +204,7 @@ curl_close($ch);
 
 if ($code !== 200 || empty($res)) {
     updateState($stateFile, 'error', 0, 'فشل توليد المحتوى من الذكاء الاصطناعي. قد يكون الملف ضخماً جداً أو الـ API Key غير صالح.');
-    exit;
+    return;
 }
 
 $jsonResponse = json_decode($res, true);
@@ -195,7 +213,7 @@ $parsedStructure = json_decode($text, true);
 
 if (empty($parsedStructure) || empty($parsedStructure['units'])) {
     updateState($stateFile, 'error', 0, 'فشل الذكاء الاصطناعي في إرجاع بنية JSON صالحة.');
-    exit;
+    return;
 }
 
 updateState($stateFile, 'generating', 80, 'الذكاء الاصطناعي انتهى من القراءة! جاري بناء الملفات وحفظها على السيرفر...');
diff --git a/test_php_binary.php b/test_php_binary.php
new file mode 100644
index 0000000..0808c63
--- /dev/null
+++ b/test_php_binary.php
@@ -0,0 +1,2 @@
+<?php
+echo PHP_BINARY;