feat(data): add mock data for development

Author: maitamdev

src/data/mockData.ts

@@ -0,0 +1,27 @@
+// Mock user data for development
+export const mockUser = {
+  uid: 'mock-user-001',
+  displayName: 'Mai Tran Thien Tam',
+  email: 'tam@dhv.edu.vn',
+  photoURL: '/img/team-1.jpg',
+  role: 'student' as const,
+};
+
+export const mockDashboardStats = {
+  coursesEnrolled: 5,
+  coursesCompleted: 3,
+  certificatesEarned: 3,
+  hoursLearned: 156,
+  currentStreak: 12,
+  assignmentsPending: 2,
+  meetingsScheduled: 1,
+  averageScore: 87,
+};
+
+export const mockRecentActivity = [
+  { id: 1, type: 'lesson', title: 'Completed: React Hooks Deep Dive', time: '2 hours ago', icon: 'book' },
+  { id: 2, type: 'assignment', title: 'Submitted: Todo App Project', time: '5 hours ago', icon: 'code' },
+  { id: 3, type: 'certificate', title: 'Earned: JavaScript Fundamentals', time: '1 day ago', icon: 'award' },
+  { id: 4, type: 'meeting', title: 'Meeting with Mentor Nguyen Van Minh', time: '2 days ago', icon: 'video' },
+  { id: 5, type: 'course', title: 'Started: TypeScript Advanced Patterns', time: '3 days ago', icon: 'play' },
+];