diff --git a/app.js b/app.js
index 0c23b16..f4d2593 100644
--- a/app.js
+++ b/app.js
@@ -53,10 +53,11 @@ app.use(helmet({
   contentSecurityPolicy: {
     directives: {
       defaultSrc: ["'self'"],
-      scriptSrc: ["'self'", "'unsafe-inline'"], // Allow inline scripts for Swagger UI
-      styleSrc: ["'self'", "'unsafe-inline'"], // Allow inline styles for Swagger UI
-      imgSrc: ["'self'", "data:", "https:", "validator.swagger.io"], // Allow Swagger validator
-      connectSrc: ["'self'"],
+      scriptSrc: ["'self'", "'unsafe-inline'", "'unsafe-eval'"], // Allow inline scripts
+      scriptSrcAttr: ["'unsafe-inline'"], // Allow inline event handlers
+      styleSrc: ["'self'", "'unsafe-inline'"], // Allow inline styles
+      imgSrc: ["'self'", "data:", "https:", "http:", "validator.swagger.io"], // Allow all images
+      connectSrc: ["'self'", "http://senaai.tech:10000", "https://senaai.tech"], // Allow API calls
       fontSrc: ["'self'"],
       objectSrc: ["'none'"],
       mediaSrc: ["'self'"],
diff --git a/controllers/gameController.js b/controllers/gameController.js
index 3aa9196..3bf8875 100644
--- a/controllers/gameController.js
+++ b/controllers/gameController.js
@@ -72,6 +72,7 @@ class GameController {
       const cacheKey = `game:${id}`;
       
       const cached = await cacheUtils.get(cacheKey);
+      /*
       if (cached) {
         return res.json({
           success: true,
@@ -79,7 +80,7 @@ class GameController {
           cached: true,
         });
       }
-      
+      */
       const game = await Game.findByPk(id);
       
       if (!game) {
diff --git a/public/game-config.html b/public/game-config.html
new file mode 100644
index 0000000..ca4e8e3
--- /dev/null
+++ b/public/game-config.html
@@ -0,0 +1,659 @@
+<!DOCTYPE html>
+<html lang="vi">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta http-equiv="Content-Security-Policy" content="default-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https: http:; connect-src 'self' http://senaai.tech:10000;">
+    <title>Game Config Manager - Sena AI</title>
+    <style>
+        * {
+            margin: 0;
+            padding: 0;
+            box-sizing: border-box;
+        }
+
+        body {
+            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            min-height: 100vh;
+            padding: 20px;
+        }
+
+        .container {
+            max-width: 1200px;
+            margin: 0 auto;
+        }
+
+        .header {
+            background: white;
+            border-radius: 10px;
+            padding: 30px;
+            margin-bottom: 20px;
+            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
+        }
+
+        .header h1 {
+            color: #667eea;
+            margin-bottom: 10px;
+        }
+
+        .header p {
+            color: #666;
+        }
+
+        .game-card {
+            background: white;
+            border-radius: 10px;
+            padding: 30px;
+            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
+            margin-bottom: 20px;
+        }
+
+        .game-info {
+            display: grid;
+            grid-template-columns: 200px 1fr;
+            gap: 30px;
+            margin-bottom: 30px;
+        }
+
+        .game-thumbnail {
+            width: 200px;
+            height: 200px;
+            object-fit: cover;
+            border-radius: 10px;
+            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
+        }
+
+        .game-details h2 {
+            color: #333;
+            margin-bottom: 10px;
+        }
+
+        .game-details p {
+            color: #666;
+            margin-bottom: 8px;
+        }
+
+        .badge {
+            display: inline-block;
+            padding: 4px 12px;
+            border-radius: 20px;
+            font-size: 12px;
+            font-weight: 600;
+            margin-right: 8px;
+            margin-bottom: 8px;
+        }
+
+        .badge-active {
+            background: #10b981;
+            color: white;
+        }
+
+        .badge-inactive {
+            background: #ef4444;
+            color: white;
+        }
+
+        .badge-premium {
+            background: #f59e0b;
+            color: white;
+        }
+
+        .badge-free {
+            background: #3b82f6;
+            color: white;
+        }
+
+        .config-section {
+            border-top: 2px solid #f0f0f0;
+            padding-top: 30px;
+        }
+
+        .config-section h3 {
+            color: #667eea;
+            margin-bottom: 15px;
+        }
+
+        .form-group {
+            margin-bottom: 20px;
+        }
+
+        label {
+            display: block;
+            color: #333;
+            font-weight: 600;
+            margin-bottom: 8px;
+        }
+
+        input[type="text"],
+        input[type="number"],
+        textarea,
+        select {
+            width: 100%;
+            padding: 12px;
+            border: 2px solid #e5e7eb;
+            border-radius: 8px;
+            font-size: 14px;
+            transition: border-color 0.3s;
+        }
+
+        input[type="text"]:focus,
+        input[type="number"]:focus,
+        textarea:focus,
+        select:focus {
+            outline: none;
+            border-color: #667eea;
+        }
+
+        textarea {
+            min-height: 200px;
+            font-family: 'Courier New', monospace;
+            resize: vertical;
+        }
+
+        .checkbox-group {
+            display: flex;
+            align-items: center;
+            gap: 10px;
+        }
+
+        input[type="checkbox"] {
+            width: 20px;
+            height: 20px;
+            cursor: pointer;
+        }
+
+        .button-group {
+            display: flex;
+            gap: 10px;
+            margin-top: 30px;
+        }
+
+        .btn {
+            padding: 12px 30px;
+            border: none;
+            border-radius: 8px;
+            font-size: 16px;
+            font-weight: 600;
+            cursor: pointer;
+            transition: all 0.3s;
+        }
+
+        .btn-primary {
+            background: #667eea;
+            color: white;
+        }
+
+        .btn-primary:hover {
+            background: #5568d3;
+            transform: translateY(-2px);
+            box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
+        }
+
+        .btn-secondary {
+            background: #6b7280;
+            color: white;
+        }
+
+        .btn-secondary:hover {
+            background: #4b5563;
+        }
+
+        .btn-danger {
+            background: #ef4444;
+            color: white;
+        }
+
+        .btn-danger:hover {
+            background: #dc2626;
+        }
+
+        .loading {
+            text-align: center;
+            padding: 50px;
+            color: #666;
+        }
+
+        .error {
+            background: #fee2e2;
+            border: 2px solid #ef4444;
+            color: #991b1b;
+            padding: 15px;
+            border-radius: 8px;
+            margin-bottom: 20px;
+        }
+
+        .success {
+            background: #d1fae5;
+            border: 2px solid #10b981;
+            color: #065f46;
+            padding: 15px;
+            border-radius: 8px;
+            margin-bottom: 20px;
+        }
+
+        .game-url {
+            color: #667eea;
+            text-decoration: none;
+            word-break: break-all;
+        }
+
+        .game-url:hover {
+            text-decoration: underline;
+        }
+
+        .input-group {
+            display: grid;
+            grid-template-columns: 1fr 1fr;
+            gap: 20px;
+        }
+
+        .game-list {
+            display: grid;
+            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
+            gap: 20px;
+        }
+
+        .game-list-item {
+            display: flex;
+            gap: 15px;
+            padding: 15px;
+            border: 2px solid #e5e7eb;
+            border-radius: 10px;
+            cursor: pointer;
+            transition: all 0.3s;
+        }
+
+        .game-list-item:hover {
+            border-color: #667eea;
+            transform: translateY(-2px);
+            box-shadow: 0 5px 15px rgba(102, 126, 234, 0.2);
+        }
+
+        .game-list-thumbnail {
+            width: 80px;
+            height: 80px;
+            object-fit: cover;
+            border-radius: 8px;
+            flex-shrink: 0;
+        }
+
+        .game-list-info {
+            flex: 1;
+        }
+
+        .game-list-info h3 {
+            color: #333;
+            margin-bottom: 5px;
+            font-size: 16px;
+        }
+
+        .game-type {
+            color: #667eea;
+            font-size: 12px;
+            font-weight: 600;
+            margin-bottom: 5px;
+        }
+
+        .game-desc {
+            color: #666;
+            font-size: 13px;
+            margin-bottom: 8px;
+            display: -webkit-box;
+            -webkit-line-clamp: 2;
+            -webkit-box-orient: vertical;
+            overflow: hidden;
+        }
+
+        .game-list-badges {
+            display: flex;
+            gap: 5px;
+            flex-wrap: wrap;
+        }
+
+        @media (max-width: 768px) {
+            .game-info {
+                grid-template-columns: 1fr;
+            }
+
+            .input-group {
+                grid-template-columns: 1fr;
+            }
+
+            .game-list {
+                grid-template-columns: 1fr;
+            }
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <div class="header">
+            <h1>🎮 Game Config Manager</h1>
+            <p>Quản lý cấu hình trò chơi - Sena AI Platform</p>
+        </div>
+
+        <div id="app">
+            <div class="loading">⏳ Đang tải dữ liệu...</div>
+        </div>
+    </div>
+
+    <script>
+        const API_BASE = 'http://localhost:10000/api';
+        let currentGame = null;
+        let allGames = [];
+
+        // Load all games
+        async function loadAllGames() {
+            try {
+                document.getElementById('app').innerHTML = '<div class="loading">⏳ Đang tải danh sách game...</div>';
+                
+                const response = await fetch(`${API_BASE}/games/`);
+                const result = await response.json();
+                
+                // Handle different response formats
+                let gamesData = [];
+                if (result.success && result.data) {
+                    // If response has success and data wrapper
+                    gamesData = Array.isArray(result.data.games) ? result.data.games : [];
+                } else if (Array.isArray(result)) {
+                    // If response is directly an array
+                    gamesData = result;
+                } else if (result.data && Array.isArray(result.data)) {
+                    // If only has data property
+                    gamesData = result.data;
+                }
+                
+                allGames = gamesData;
+                renderGameList(allGames);
+            } catch (error) {
+                showError('Lỗi kết nối: ' + error.message);
+            }
+        }
+
+        // Render game list
+        function renderGameList(games) {
+            if (!games || games.length === 0) {
+                document.getElementById('app').innerHTML = `
+                    <div class="game-card">
+                        <p>Không có game nào.</p>
+                    </div>
+                `;
+                return;
+            }
+
+            const gamesHtml = games.map(game => `
+                <div class="game-list-item" onclick="loadGame('${game.id}')">
+                    <img src="${game.thumbnail}" alt="${game.title}" class="game-list-thumbnail" onerror="this.src='data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%22100%22 height=%22100%22%3E%3Crect width=%22100%22 height=%22100%22 fill=%22%23ddd%22/%3E%3Ctext x=%2250%25%22 y=%2250%25%22 text-anchor=%22middle%22 dy=%22.3em%22 fill=%22%23999%22 font-size=%2212%22%3ENo Image%3C/text%3E%3C/svg%3E'">
+                    <div class="game-list-info">
+                        <h3>${game.title}</h3>
+                        <p class="game-type">${game.type}</p>
+                        <p class="game-desc">${game.description || 'Không có mô tả'}</p>
+                        <div class="game-list-badges">
+                            <span class="badge ${game.is_active ? 'badge-active' : 'badge-inactive'}">
+                                ${game.is_active ? '✓ Active' : '✗ Inactive'}
+                            </span>
+                            <span class="badge ${game.is_premium ? 'badge-premium' : 'badge-free'}">
+                                ${game.is_premium ? '⭐ Premium' : '🆓 Free'}
+                            </span>
+                        </div>
+                    </div>
+                </div>
+            `).join('');
+
+            document.getElementById('app').innerHTML = `
+                <div class="game-card">
+                    <h2 style="margin-bottom: 20px;">📋 Danh sách Game (${games.length})</h2>
+                    <div class="game-list">
+                        ${gamesHtml}
+                    </div>
+                </div>
+            `;
+        }
+
+        // Load game data
+        async function loadGame(gameId) {
+            try {
+                document.getElementById('app').innerHTML = '<div class="loading">⏳ Đang tải dữ liệu game...</div>';
+                
+                const response = await fetch(`${API_BASE}/games/${gameId}`);
+                const result = await response.json();
+                
+                if (result.success) {
+                    currentGame = result.data;
+                    renderGame(currentGame);
+                } else {
+                    showError('Không thể tải dữ liệu game');
+                }
+            } catch (error) {
+                showError('Lỗi kết nối: ' + error.message);
+            }
+        }
+
+        // Render game information
+        function renderGame(game) {
+            const configJson = JSON.stringify(game.config, null, 2);
+            
+            const html = `
+                <div class="game-card">
+                    <div class="game-info">
+                        <img src="${game.thumbnail}" alt="${game.title}" class="game-thumbnail" onerror="this.src='data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%22200%22 height=%22200%22%3E%3Crect width=%22200%22 height=%22200%22 fill=%22%23ddd%22/%3E%3Ctext x=%2250%25%22 y=%2250%25%22 text-anchor=%22middle%22 dy=%22.3em%22 fill=%22%23999%22%3ENo Image%3C/text%3E%3C/svg%3E'">
+                        <div class="game-details">
+                            <h2>${game.title}</h2>
+                            <p><strong>ID:</strong> ${game.id}</p>
+                            <p><strong>Type:</strong> ${game.type}</p>
+                            <p><strong>Description:</strong> ${game.description || 'N/A'}</p>
+                            <p><strong>URL:</strong> <a href="${game.url}" target="_blank" class="game-url">${game.url}</a></p>
+                            <div>
+                                <span class="badge ${game.is_active ? 'badge-active' : 'badge-inactive'}">
+                                    ${game.is_active ? '✓ Active' : '✗ Inactive'}
+                                </span>
+                                <span class="badge ${game.is_premium ? 'badge-premium' : 'badge-free'}">
+                                    ${game.is_premium ? '⭐ Premium' : '🆓 Free'}
+                                </span>
+                            </div>
+                            <p style="margin-top: 10px;"><strong>Play Count:</strong> ${game.play_count} | <strong>Rating:</strong> ${game.rating || 'N/A'}</p>
+                        </div>
+                    </div>
+
+                    <div class="config-section">
+                        <h3>📝 Game Configuration</h3>
+                        <div id="message"></div>
+                        
+                        <form id="gameForm" onsubmit="saveGame(event)">
+                            <div class="input-group">
+                                <div class="form-group">
+                                    <label for="title">Tiêu đề:</label>
+                                    <input type="text" id="title" value="${game.title}" required>
+                                </div>
+
+                                <div class="form-group">
+                                    <label for="type">Loại game:</label>
+                                    <input type="text" id="type" value="${game.type}" required>
+                                </div>
+                            </div>
+
+                            <div class="form-group">
+                                <label for="description">Mô tả:</label>
+                                <input type="text" id="description" value="${game.description || ''}">
+                            </div>
+
+                            <div class="input-group">
+                                <div class="form-group">
+                                    <label for="url">Game URL:</label>
+                                    <input type="text" id="url" value="${game.url}" required>
+                                </div>
+
+                                <div class="form-group">
+                                    <label for="thumbnail">Thumbnail URL:</label>
+                                    <input type="text" id="thumbnail" value="${game.thumbnail}">
+                                </div>
+                            </div>
+
+                            <div class="input-group">
+                                <div class="form-group">
+                                    <label for="min_grade">Lớp tối thiểu:</label>
+                                    <input type="number" id="min_grade" value="${game.min_grade || ''}" min="1" max="12">
+                                </div>
+
+                                <div class="form-group">
+                                    <label for="max_grade">Lớp tối đa:</label>
+                                    <input type="number" id="max_grade" value="${game.max_grade || ''}" min="1" max="12">
+                                </div>
+                            </div>
+
+                            <div class="input-group">
+                                <div class="form-group">
+                                    <label for="difficulty_level">Độ khó:</label>
+                                    <select id="difficulty_level">
+                                        <option value="">-- Chọn độ khó --</option>
+                                        <option value="easy" ${game.difficulty_level === 'easy' ? 'selected' : ''}>Dễ</option>
+                                        <option value="medium" ${game.difficulty_level === 'medium' ? 'selected' : ''}>Trung bình</option>
+                                        <option value="hard" ${game.difficulty_level === 'hard' ? 'selected' : ''}>Khó</option>
+                                    </select>
+                                </div>
+
+                                <div class="form-group">
+                                    <label for="display_order">Thứ tự hiển thị:</label>
+                                    <input type="number" id="display_order" value="${game.display_order}" min="0">
+                                </div>
+                            </div>
+
+                            <div class="input-group">
+                                <div class="form-group">
+                                    <div class="checkbox-group">
+                                        <input type="checkbox" id="is_active" ${game.is_active ? 'checked' : ''}>
+                                        <label for="is_active" style="margin: 0;">Kích hoạt game</label>
+                                    </div>
+                                </div>
+
+                                <div class="form-group">
+                                    <div class="checkbox-group">
+                                        <input type="checkbox" id="is_premium" ${game.is_premium ? 'checked' : ''}>
+                                        <label for="is_premium" style="margin: 0;">Premium game</label>
+                                    </div>
+                                </div>
+                            </div>
+
+                            <div class="form-group">
+                                <label for="config">Config JSON:</label>
+                                <textarea id="config" placeholder='{"key": "value"}'>${configJson}</textarea>
+                                <small style="color: #666;">Nhập cấu hình dưới dạng JSON. Ví dụ: {"maxTime": 60, "maxQuestions": 10}</small>
+                            </div>
+
+                            <div class="button-group">
+                                <button type="submit" class="btn btn-primary">💾 Lưu cấu hình</button>
+                                <button type="button" class="btn btn-secondary" onclick="resetForm()">🔄 Làm mới</button>
+                                <button type="button" class="btn btn-danger" onclick="validateConfig()">✓ Kiểm tra JSON</button>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+            `;
+            
+            document.getElementById('app').innerHTML = html;
+        }
+
+        // Validate JSON config
+        function validateConfig() {
+            const configText = document.getElementById('config').value;
+            const messageDiv = document.getElementById('message');
+            
+            try {
+                if (configText.trim() === '') {
+                    JSON.parse('{}');
+                } else {
+                    JSON.parse(configText);
+                }
+                messageDiv.innerHTML = '<div class="success">✅ JSON hợp lệ!</div>';
+                setTimeout(() => {
+                    messageDiv.innerHTML = '';
+                }, 3000);
+            } catch (error) {
+                messageDiv.innerHTML = `<div class="error">❌ JSON không hợp lệ: ${error.message}</div>`;
+            }
+        }
+
+        // Save game
+        async function saveGame(event) {
+            event.preventDefault();
+            const messageDiv = document.getElementById('message');
+            
+            // Validate JSON first
+            const configText = document.getElementById('config').value;
+            let configObj = {};
+            
+            console.log('Config Text:', configText); // Debug log
+            try {
+                configObj = configText.trim() === '' ? {} : JSON.parse(configText);
+            } catch (error) {
+                messageDiv.innerHTML = `<div class="error">❌ JSON config không hợp lệ: ${error.message}</div>`;
+                return;
+            }
+
+            const gameData = {
+                title: document.getElementById('title').value,
+                description: document.getElementById('description').value,
+                url: document.getElementById('url').value,
+                thumbnail: document.getElementById('thumbnail').value,
+                type: document.getElementById('type').value,
+                config: configObj,
+                is_active: document.getElementById('is_active').checked,
+                is_premium: document.getElementById('is_premium').checked,
+                min_grade: document.getElementById('min_grade').value ? parseInt(document.getElementById('min_grade').value) : null,
+                max_grade: document.getElementById('max_grade').value ? parseInt(document.getElementById('max_grade').value) : null,
+                difficulty_level: document.getElementById('difficulty_level').value || null,
+                display_order: parseInt(document.getElementById('display_order').value) || 0
+            };
+
+            try {
+                messageDiv.innerHTML = '<div class="loading">⏳ Đang lưu...</div>';
+                
+                const response = await fetch(`${API_BASE}/games/${currentGame.id}`, {
+                    method: 'PUT',
+                    headers: {
+                        'Content-Type': 'application/json',
+                    },
+                    body: JSON.stringify(gameData)
+                });
+
+                const result = await response.json();
+
+                if (result.success) {
+                    messageDiv.innerHTML = '<div class="success">✅ Lưu thành công!</div>';
+                    currentGame = result.data;
+                    setTimeout(() => {
+                        loadGame(currentGame.id);
+                    }, 1500);
+                } else {
+                    messageDiv.innerHTML = `<div class="error">❌ Lỗi: ${result.message || 'Không thể lưu dữ liệu'}</div>`;
+                }
+            } catch (error) {
+                messageDiv.innerHTML = `<div class="error">❌ Lỗi kết nối: ${error.message}</div>`;
+            }
+        }
+
+        // Reset form
+        function resetForm() {
+            if (confirm('Bạn có chắc muốn làm mới form? Dữ liệu chưa lưu sẽ bị mất.')) {
+                loadGame(currentGame.id);
+            }
+        }
+
+        // Show error
+        function showError(message) {
+            document.getElementById('app').innerHTML = `
+                <div class="game-card">
+                    <div class="error">${message}</div>
+                    <button class="btn btn-primary" onclick="loadAllGames()">🔄 Tải lại</button>
+                </div>
+            `;
+        }
+
+        // Initialize
+        window.onload = () => {
+            loadAllGames();
+        };
+    </script>
+</body>
+</html>
