feat: remove Learning module

src/pages/ModuleSelection/index.tsx

@@ -2,7 +2,6 @@ import { useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 import moduleCanvasImage from '@/assets/module-canvas-neon.webp';
 import moduleGameImage from '@/assets/module-game.webp';
-import moduleLearningImage from '@/assets/module-learning.webp';
 import moduleRobotImage from '@/assets/module-robot.webp';
 import logoWordmarkSource from '@/assets/makelore-wordmark-source.png';
 import { UserProfileDialog } from '@/components/profile/UserProfileDialog';
@@ -16,7 +15,6 @@ import { getUserProfileDisplayName } from '@/stores/user-profile';
 const moduleSelectionContent: Record<AiModuleId, { label: string; image: string; imageAlt: string }> = {
   programming: { label: 'Code 编程', image: moduleGameImage, imageAlt: '游戏创作工作台' },
   painting: { label: 'Canvas 设计', image: moduleCanvasImage, imageAlt: '数位板设计创作' },
-  learning: { label: 'Learning 学习', image: moduleLearningImage, imageAlt: '数学科技宇宙' },
   robot: { label: 'Robot 机器', image: moduleRobotImage, imageAlt: '青少年管理机器人硬件与设备绑定' },
 };