refactor(frontend): use typed lucide-react root imports in student pages

frontend/src/pages/Bookmarks.jsx

@@ -9,14 +9,7 @@ import { Card, CardContent } from '../components/ui/card'
 import { Badge } from '../components/ui/badge'
 import { Input } from '../components/ui/input'
 import { Textarea } from '../components/ui/textarea'
-import Bookmark from 'lucide-react/dist/esm/icons/bookmark'
-import BookmarkX from 'lucide-react/dist/esm/icons/bookmark-x'
-import ChevronDown from 'lucide-react/dist/esm/icons/chevron-down'
-import ChevronUp from 'lucide-react/dist/esm/icons/chevron-up'
-import Search from 'lucide-react/dist/esm/icons/search'
-import StickyNote from 'lucide-react/dist/esm/icons/sticky-note'
-import X from 'lucide-react/dist/esm/icons/x'
-import Check from 'lucide-react/dist/esm/icons/check'
+import { Bookmark, BookmarkX, ChevronDown, ChevronUp, Search, StickyNote, X, Check } from 'lucide-react'
 import Spinner from '../components/shared/Spinner'
 import MathText from '../components/shared/MathText'
 import OptionImage from '../components/test/OptionImage'

frontend/src/pages/Dashboard.jsx

@@ -4,11 +4,7 @@ import Layout from '../components/shared/Layout'
 import { useAuth } from '../context/AuthContext'
 import useSWR from 'swr'
 import { fetcher } from '../api/api'
-import BookOpen from 'lucide-react/dist/esm/icons/book-open'
-import Clock from 'lucide-react/dist/esm/icons/clock'
-import Target from 'lucide-react/dist/esm/icons/target'
-import ArrowRight from 'lucide-react/dist/esm/icons/arrow-right'
-import CheckCircle from 'lucide-react/dist/esm/icons/check-circle'
+import { BookOpen, Clock, Target, ArrowRight, CheckCircle } from 'lucide-react'
 import clsx from 'clsx'
 import { SkeletonBlock, TestCardSkeleton } from '../components/shared/Skeletons'
 import { Card, CardContent, CardHeader, CardTitle, CardDescription, CardFooter } from '@/components/ui/card'

frontend/src/pages/Leaderboard.jsx

@@ -3,11 +3,7 @@ import { useParams, Link } from 'react-router-dom'
 import Layout from '../components/shared/Layout'
 import { fetcher } from '../api/api'
 import useSWR from 'swr'
-import Trophy from 'lucide-react/dist/esm/icons/trophy'
-import ArrowLeft from 'lucide-react/dist/esm/icons/arrow-left'
-import Medal from 'lucide-react/dist/esm/icons/medal'
-import Crown from 'lucide-react/dist/esm/icons/crown'
-import RotateCcw from 'lucide-react/dist/esm/icons/rotate-ccw'
+import { Trophy, ArrowLeft, Medal, Crown, RotateCcw } from 'lucide-react'
 import clsx from 'clsx'
 import { LeaderboardSkeleton } from '../components/shared/Skeletons'
 import { Card, CardContent } from '@/components/ui/card'

frontend/src/pages/MyResults.jsx

@@ -3,8 +3,7 @@ import { Link } from 'react-router-dom'
 import Layout from '../components/shared/Layout'
 import useSWR from 'swr'
 import { fetcher } from '../api/api'
-import ClipboardList from 'lucide-react/dist/esm/icons/clipboard-list'
-import ArrowRight from 'lucide-react/dist/esm/icons/arrow-right'
+import { ClipboardList, ArrowRight } from 'lucide-react'
 import Spinner from '../components/shared/Spinner'
 import { ResultCardSkeleton } from '../components/shared/Skeletons'
 import { Card, CardContent } from '@/components/ui/card'

frontend/src/pages/Result.jsx

@@ -2,20 +2,7 @@ import { useState, useMemo, memo, useCallback } from 'react'
 import { Link, useNavigate } from 'react-router-dom'
 import Layout from '../components/shared/Layout'
 import { testAPI } from '../api/api'
-import CheckCircle from 'lucide-react/dist/esm/icons/check-circle'
-import XCircle from 'lucide-react/dist/esm/icons/x-circle'
-import MinusCircle from 'lucide-react/dist/esm/icons/minus-circle'
-import ArrowLeft from 'lucide-react/dist/esm/icons/arrow-left'
-import ChevronDown from 'lucide-react/dist/esm/icons/chevron-down'
-import ChevronUp from 'lucide-react/dist/esm/icons/chevron-up'
-import Trophy from 'lucide-react/dist/esm/icons/trophy'
-import RotateCcw from 'lucide-react/dist/esm/icons/rotate-ccw'
-import Medal from 'lucide-react/dist/esm/icons/medal'
-import Bookmark from 'lucide-react/dist/esm/icons/bookmark'
-import BookmarkCheck from 'lucide-react/dist/esm/icons/bookmark-check'
-import Clock from 'lucide-react/dist/esm/icons/clock'
-import TrendingUp from 'lucide-react/dist/esm/icons/trending-up'
-import Download from 'lucide-react/dist/esm/icons/download'
+import { CheckCircle, XCircle, MinusCircle, ArrowLeft, ChevronDown, ChevronUp, Trophy, RotateCcw, Medal, Bookmark, BookmarkCheck, Clock, TrendingUp, Download } from 'lucide-react'
 import MathText from '../components/shared/MathText'
 import OptionImage from '../components/test/OptionImage'
 import toast from 'react-hot-toast'

frontend/src/pages/Tests.jsx

@@ -5,12 +5,7 @@ import useSWR from 'swr'
 import { fetcher } from '../api/api'
 import { SUBJECTS, SERIES_LABELS, TYPE_LABELS } from '../utils/constants'
 import { useTestNavigation } from '../hooks/useTestNavigation'
-import Clock from 'lucide-react/dist/esm/icons/clock'
-import BookOpen from 'lucide-react/dist/esm/icons/book-open'
-import Target from 'lucide-react/dist/esm/icons/target'
-import ArrowRight from 'lucide-react/dist/esm/icons/arrow-right'
-import ChevronRight from 'lucide-react/dist/esm/icons/chevron-right'
-import CheckCircle from 'lucide-react/dist/esm/icons/check-circle'
+import { Clock, BookOpen, Target, ArrowRight, ChevronRight, CheckCircle } from 'lucide-react'
 import clsx from 'clsx'
 import { TestCardSkeleton } from '../components/shared/Skeletons'
 import { Card, CardContent, CardHeader, CardTitle, CardFooter } from '@/components/ui/card'