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frontend/FRONTEND_UI_TASKS.md

@@ -499,21 +499,21 @@
 **Purpose:** Update user profile
 
 **Frontend Tasks:**
-- [ ] Add `UserService.updateProfile(userId, data)` method
-- [ ] Update `authState` signal with new user data
-- [ ] Validate form data (email, username)
-- [ ] Handle 409 Conflict for duplicate email/username
-- [ ] Handle password change separately (if supported)
+- [x] Add `UserService.updateProfile(userId, data)` method
+- [x] Update `authState` signal with new user data
+- [x] Validate form data (email, username)
+- [x] Handle 409 Conflict for duplicate email/username
+- [x] Handle password change separately (if supported)
 
 **UI Tasks:**
-- [ ] Build `ProfileSettingsComponent` for editing profile
-- [ ] Create form with username, email fields
-- [ ] Add password change section (current, new, confirm)
-- [ ] Show validation errors inline
-- [ ] Add "Save Changes" and "Cancel" buttons
-- [ ] Display success toast after update
-- [ ] Show loading spinner on submit
-- [ ] Pre-fill form with current user data
+- [x] Build `ProfileSettingsComponent` for editing profile
+- [x] Create form with username, email fields
+- [x] Add password change section (current, new, confirm)
+- [x] Show validation errors inline
+- [x] Add "Save Changes" and "Cancel" buttons
+- [x] Display success toast after update
+- [x] Show loading spinner on submit
+- [x] Pre-fill form with current user data
 
 ---
 
@@ -523,19 +523,19 @@
 **Purpose:** Get user's bookmarked questions
 
 **Frontend Tasks:**
-- [ ] Create `BookmarkService` with `getBookmarks(userId)` method
-- [ ] Store bookmarks in `bookmarksState` signal
-- [ ] Implement caching (5 min TTL)
-- [ ] Handle 401 if not authenticated
+- [x] Create `BookmarkService` with `getBookmarks(userId)` method
+- [x] Store bookmarks in `bookmarksState` signal
+- [x] Implement caching (5 min TTL)
+- [x] Handle 401 if not authenticated
 
 **UI Tasks:**
-- [ ] Build `BookmarksComponent` displaying all bookmarked questions
-- [ ] Show question cards with text, category, difficulty
-- [ ] Add "Remove Bookmark" button for each question
-- [ ] Add "Practice Bookmarked Questions" button to start quiz
-- [ ] Show empty state if no bookmarks
-- [ ] Implement grid layout (responsive)
-- [ ] Add search/filter for bookmarks
+- [x] Build `BookmarksComponent` displaying all bookmarked questions
+- [x] Show question cards with text, category, difficulty
+- [x] Add "Remove Bookmark" button for each question
+- [x] Add "Practice Bookmarked Questions" button to start quiz
+- [x] Show empty state if no bookmarks
+- [x] Implement grid layout (responsive)
+- [x] Add search/filter for bookmarks
 
 ---
 
@@ -543,17 +543,17 @@
 **Purpose:** Add question to bookmarks
 
 **Frontend Tasks:**
-- [ ] Add `BookmarkService.addBookmark(userId, questionId)` method
-- [ ] Update `bookmarksState` signal optimistically
-- [ ] Handle 409 if already bookmarked
-- [ ] Show success/error toast
+- [x] Add `BookmarkService.addBookmark(userId, questionId)` method
+- [x] Update `bookmarksState` signal optimistically
+- [x] Handle 409 if already bookmarked
+- [x] Show success/error toast
 
 **UI Tasks:**
-- [ ] Add bookmark icon button on question cards
-- [ ] Show filled/unfilled icon based on bookmark status
-- [ ] Animate icon on toggle
-- [ ] Display success toast "Question bookmarked"
-- [ ] Ensure button is accessible with ARIA label
+- [x] Add bookmark icon button on question cards
+- [x] Show filled/unfilled icon based on bookmark status
+- [x] Animate icon on toggle
+- [x] Display success toast "Question bookmarked"
+- [x] Ensure button is accessible with ARIA label
 
 ---
 
@@ -561,14 +561,14 @@
 **Purpose:** Remove bookmark
 
 **Frontend Tasks:**
-- [ ] Add `BookmarkService.removeBookmark(userId, questionId)` method
-- [ ] Update `bookmarksState` signal optimistically
-- [ ] Handle 404 if bookmark not found
+- [x] Add `BookmarkService.removeBookmark(userId, questionId)` method
+- [x] Update `bookmarksState` signal optimistically
+- [x] Handle 404 if bookmark not found
 
 **UI Tasks:**
-- [ ] Toggle bookmark icon to unfilled state
-- [ ] Remove question from bookmarks list
-- [ ] Display success toast "Bookmark removed"
+- [x] Toggle bookmark icon to unfilled state
+- [x] Remove question from bookmarks list
+- [x] Display success toast "Bookmark removed"
 - [ ] Add undo option in toast (optional)
 
 ---
@@ -579,25 +579,25 @@
 **Purpose:** Get system-wide statistics
 
 **Frontend Tasks:**
-- [ ] Create `AdminService` with `getStatistics()` method
-- [ ] Store stats in `adminStatsState` signal
-- [ ] Implement caching (5 min TTL)
-- [ ] Handle 401/403 authorization errors
-- [ ] Create admin auth guard for routes
+- [x] Create `AdminService` with `getStatistics()` method
+- [x] Store stats in `adminStatsState` signal
+- [x] Implement caching (5 min TTL)
+- [x] Handle 401/403 authorization errors
+- [x] Create admin auth guard for routes
 
 **UI Tasks:**
-- [ ] Build `AdminDashboardComponent` as admin landing page
-- [ ] Display statistics cards:
+- [x] Build `AdminDashboardComponent` as admin landing page
+- [x] Display statistics cards:
   - Total users
   - Active users (last 7 days)
   - Total quiz sessions
   - Total questions
-- [ ] Show user growth chart (line chart)
-- [ ] Display most popular categories (bar chart)
-- [ ] Show average quiz scores
-- [ ] Add date range picker for filtering stats
-- [ ] Implement responsive layout
-- [ ] Show loading skeletons for charts
+- [x] Show user growth chart (line chart)
+- [x] Display most popular categories (bar chart)
+- [x] Show average quiz scores
+- [x] Add date range picker for filtering stats
+- [x] Implement responsive layout
+- [x] Show loading skeletons for charts
 
 ---
 
@@ -605,20 +605,20 @@
 **Purpose:** Get guest user analytics
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.getGuestAnalytics()` method
-- [ ] Store analytics in `guestAnalyticsState` signal
-- [ ] Implement caching (10 min TTL)
+- [x] Add `AdminService.getGuestAnalytics()` method
+- [x] Store analytics in `guestAnalyticsState` signal
+- [x] Implement caching (10 min TTL)
 
 **UI Tasks:**
-- [ ] Build `GuestAnalyticsComponent` (admin)
-- [ ] Display guest statistics:
+- [x] Build `GuestAnalyticsComponent` (admin)
+- [x] Display guest statistics:
   - Total guest sessions
   - Active guest sessions
   - Guest-to-user conversion rate
   - Average quizzes per guest
-- [ ] Show conversion funnel chart
-- [ ] Display guest session timeline chart
-- [ ] Add export functionality
+- [x] Show conversion funnel chart
+- [x] Display guest session timeline chart
+- [x] Add export functionality
 
 ---
 
@@ -626,13 +626,13 @@
 **Purpose:** Get guest access settings
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.getGuestSettings()` method
-- [ ] Store settings in `guestSettingsState` signal
+- [x] Add `AdminService.getGuestSettings()` method
+- [x] Store settings in `guestSettingsState` signal
 
 **UI Tasks:**
-- [ ] Build `GuestSettingsComponent` (admin) for viewing settings
-- [ ] Display current settings in read-only cards
-- [ ] Add "Edit Settings" button
+- [x] Build `GuestSettingsComponent` (admin) for viewing settings
+- [x] Display current settings in read-only cards
+- [x] Add "Edit Settings" button
 
 ---
 
@@ -640,22 +640,22 @@
 **Purpose:** Update guest access settings
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.updateGuestSettings(data)` method
-- [ ] Update `guestSettingsState` signal
-- [ ] Validate form data
-- [ ] Handle success/error responses
+- [x] Add `AdminService.updateGuestSettings(data)` method
+- [x] Update `guestSettingsState` signal
+- [x] Validate form data
+- [x] Handle success/error responses
 
 **UI Tasks:**
-- [ ] Build settings form with fields:
+- [x] Build settings form with fields:
   - Guest access enabled toggle
   - Max quizzes per day (number input)
   - Max questions per quiz (number input)
   - Session expiry hours (number input)
   - Upgrade prompt message (textarea)
-- [ ] Add "Save Changes" and "Cancel" buttons
-- [ ] Show validation errors inline
-- [ ] Display success toast after update
-- [ ] Show preview of settings changes
+- [x] Add "Save Changes" and "Cancel" buttons
+- [x] Show validation errors inline
+- [x] Display success toast after update
+- [x] Show preview of settings changes
 
 ---
 
@@ -663,21 +663,21 @@
 **Purpose:** Get all users with pagination
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.getUsers(page, limit, role?, isActive?, sortBy?)` method
-- [ ] Store users in `adminUsersState` signal
-- [ ] Implement pagination, filtering, and sorting
-- [ ] Handle query parameters in URL
+- [x] Add `AdminService.getUsers(page, limit, role?, isActive?, sortBy?)` method
+- [x] Store users in `adminUsersState` signal
+- [x] Implement pagination, filtering, and sorting
+- [x] Handle query parameters in URL
 
 **UI Tasks:**
-- [ ] Build `AdminUsersComponent` displaying user list
-- [ ] Create user table with columns: Username, Email, Role, Status, Joined Date, Actions
-- [ ] Add filter dropdowns (Role: All/User/Admin, Status: All/Active/Inactive)
-- [ ] Add sort dropdown (Username, Email, Date)
-- [ ] Add search input for username/email
-- [ ] Implement pagination controls
-- [ ] Add action buttons (Edit Role, View Details, Deactivate/Activate)
-- [ ] Show loading spinner during fetch
-- [ ] Make table responsive (stack on mobile)
+- [x] Build `AdminUsersComponent` displaying user list
+- [x] Create user table with columns: Username, Email, Role, Status, Joined Date, Actions
+- [x] Add filter dropdowns (Role: All/User/Admin, Status: All/Active/Inactive)
+- [x] Add sort dropdown (Username, Email, Date)
+- [x] Add search input for username/email
+- [x] Implement pagination controls
+- [x] Add action buttons (Edit Role, View Details, Deactivate/Activate)
+- [x] Show loading spinner during fetch
+- [x] Make table responsive (stack on mobile)
 
 ---
 
@@ -685,16 +685,16 @@
 **Purpose:** Get user details
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.getUserDetails(userId)` method
-- [ ] Store user details in signal
-- [ ] Handle 404 if user not found
+- [x] Add `AdminService.getUserDetails(userId)` method
+- [x] Store user details in signal
+- [x] Handle 404 if user not found
 
 **UI Tasks:**
-- [ ] Build `AdminUserDetailComponent` showing full user profile
-- [ ] Display user info, statistics, quiz history
-- [ ] Add "Edit Role" and "Deactivate" buttons
-- [ ] Show user activity timeline
-- [ ] Add breadcrumb navigation
+- [x] Build `AdminUserDetailComponent` showing full user profile
+- [x] Display user info, statistics, quiz history
+- [x] Add "Edit Role" and "Deactivate" buttons
+- [x] Show user activity timeline
+- [x] Add breadcrumb navigation
 
 ---
 
@@ -702,16 +702,16 @@
 **Purpose:** Update user role
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.updateUserRole(userId, role)` method
-- [ ] Update user in `adminUsersState` signal
-- [ ] Handle validation errors
+- [x] Add `AdminService.updateUserRole(userId, role)` method
+- [x] Update user in `adminUsersState` signal
+- [x] Handle validation errors
 
 **UI Tasks:**
-- [ ] Build role update modal/dialog
-- [ ] Add role selector (User, Admin)
-- [ ] Show confirmation dialog
-- [ ] Display success toast after update
-- [ ] Show warning if demoting admin
+- [x] Build role update modal/dialog
+- [x] Add role selector (User, Admin)
+- [x] Show confirmation dialog
+- [x] Display success toast after update
+- [x] Show warning if demoting admin
 
 ---
 
@@ -719,13 +719,13 @@
 **Purpose:** Reactivate user
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.activateUser(userId)` method
-- [ ] Update user status in signal
+- [x] Add `AdminService.activateUser(userId)` method
+- [x] Update user status in signal
 
 **UI Tasks:**
-- [ ] Add "Activate" button for inactive users
-- [ ] Show confirmation dialog
-- [ ] Display success toast after activation
+- [x] Add "Activate" button for inactive users
+- [x] Show confirmation dialog
+- [x] Display success toast after activation
 
 ---
 
@@ -733,15 +733,15 @@
 **Purpose:** Deactivate user
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.deactivateUser(userId)` method
-- [ ] Update user status in signal
-- [ ] Handle soft delete
+- [x] Add `AdminService.deactivateUser(userId)` method
+- [x] Update user status in signal
+- [x] Handle soft delete
 
 **UI Tasks:**
-- [ ] Add "Deactivate" button for active users
-- [ ] Show confirmation dialog with warning message
-- [ ] Display success toast after deactivation
-- [ ] Show "Reactivate" button for deactivated users
+- [x] Add "Deactivate" button for active users
+- [x] Show confirmation dialog with warning message
+- [x] Display success toast after deactivation
+- [x] Show "Reactivate" button for deactivated users
 
 ---
 
@@ -749,13 +749,13 @@
 **Purpose:** Create new question
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.createQuestion(data)` method
-- [ ] Validate question data (type, options, correct answer)
-- [ ] Handle 401/403 authorization errors
+- [x] Add `AdminService.createQuestion(data)` method
+- [x] Validate question data (type, options, correct answer)
+- [x] Handle 401/403 authorization errors
 
 **UI Tasks:**
-- [ ] Build `AdminQuestionFormComponent` for creating questions
-- [ ] Create form with fields:
+- [x] Build `AdminQuestionFormComponent` for creating questions
+- [x] Create form with fields:
   - Question text (textarea)
   - Question type selector (Multiple Choice, True/False, Written)
   - Category selector
@@ -766,13 +766,13 @@
   - Points (number)
   - Tags (chip input)
   - Guest accessible checkbox
-- [ ] Show/hide options based on question type
-- [ ] Add dynamic option inputs for MCQ (Add/Remove buttons)
-- [ ] Validate correct answer matches options
-- [ ] Show question preview panel
-- [ ] Display validation errors inline
-- [ ] Add "Save Question" and "Cancel" buttons
-- [ ] Show success toast after creation
+- [x] Show/hide options based on question type
+- [x] Add dynamic option inputs for MCQ (Add/Remove buttons)
+- [x] Validate correct answer matches options
+- [x] Show question preview panel
+- [x] Display validation errors inline
+- [x] Add "Save Question" and "Cancel" buttons
+- [x] Show success toast after creation
 
 ---
 
@@ -780,16 +780,16 @@
 **Purpose:** Update question
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.updateQuestion(id, data)` method
-- [ ] Pre-fill form with existing question data
-- [ ] Handle 404 if question not found
+- [x] Add `AdminService.updateQuestion(id, data)` method
+- [x] Pre-fill form with existing question data
+- [x] Handle 404 if question not found
 
 **UI Tasks:**
-- [ ] Reuse `AdminQuestionFormComponent` in edit mode
-- [ ] Pre-populate all form fields
-- [ ] Show "Editing: Question ID" header
+- [x] Reuse `AdminQuestionFormComponent` in edit mode
+- [x] Pre-populate all form fields
+- [x] Show "Editing: Question ID" header
 - [ ] Add version history section (optional)
-- [ ] Display success toast after update
+- [x] Display success toast after update
 
 ---
 
@@ -797,14 +797,14 @@
 **Purpose:** Delete question
 
 **Frontend Tasks:**
-- [ ] Add `AdminService.deleteQuestion(id)` method
-- [ ] Handle soft delete
-- [ ] Update question list after deletion
+- [x] Add `AdminService.deleteQuestion(id)` method
+- [x] Handle soft delete
+- [x] Update question list after deletion
 
 **UI Tasks:**
-- [ ] Add delete button in admin question list
-- [ ] Show confirmation dialog with warning
-- [ ] Display success toast after deletion
+- [x] Add delete button in admin question list
+- [x] Show confirmation dialog with warning
+- [x] Display success toast after deletion
 - [ ] Add "Restore" option for soft-deleted questions
 
 ---
@@ -814,21 +814,21 @@
 ### Search Functionality
 
 **Frontend Tasks:**
-- [ ] Create `SearchService` for global search
-- [ ] Implement debounced search input
-- [ ] Search across questions, categories, quizzes
-- [ ] Store search results in signal
-- [ ] Handle empty search results
+- [x] Create `SearchService` for global search
+- [x] Implement debounced search input
+- [x] Search across questions, categories, quizzes
+- [x] Store search results in signal
+- [x] Handle empty search results
 
 **UI Tasks:**
-- [ ] Build `SearchComponent` in header/navbar
-- [ ] Create search input with icon
-- [ ] Display search results dropdown
-- [ ] Highlight matching text in results
-- [ ] Add "See All Results" link
-- [ ] Implement keyboard navigation (arrow keys, enter)
-- [ ] Show loading indicator during search
-- [ ] Display empty state for no results
+- [x] Build `SearchComponent` in header/navbar
+- [x] Create search input with icon
+- [x] Display search results dropdown
+- [x] Highlight matching text in results
+- [x] Add "See All Results" link
+- [x] Implement keyboard navigation (arrow keys, enter)
+- [x] Show loading indicator during search
+- [x] Display empty state for no results
 
 ---
 
@@ -850,7 +850,7 @@
 
 ---
 
-### Social Share
+<!-- ### Social Share
 
 **Frontend Tasks:**
 - [ ] Create `ShareService` for social sharing
@@ -866,62 +866,79 @@
 - [ ] Create shareable result card template
 - [ ] Add privacy toggle (public/private share)
 
----
+--- -->
 
 ### Pagination Component
 
 **Frontend Tasks:**
-- [ ] Create reusable `PaginationService`
-- [ ] Calculate page numbers and ranges
-- [ ] Handle page change events
-- [ ] Update URL query parameters
+- [x] Create reusable `PaginationService`
+- [x] Calculate page numbers and ranges
+- [x] Handle page change events
+- [x] Update URL query parameters
 
 **UI Tasks:**
-- [ ] Build reusable `PaginationComponent`
-- [ ] Show Previous, Next, and page numbers
-- [ ] Highlight current page
-- [ ] Disable Previous on first page, Next on last page
-- [ ] Display "Showing X-Y of Z results"
-- [ ] Implement responsive design (fewer page numbers on mobile)
+- [x] Build reusable `PaginationComponent`
+- [x] Show Previous, Next, and page numbers
+- [x] Highlight current page
+- [x] Disable Previous on first page, Next on last page
+- [x] Display "Showing X-Y of Z results"
+- [x] Implement responsive design (fewer page numbers on mobile)
 
 ---
 
 ### Error Handling
 
 **Frontend Tasks:**
-- [ ] Create global error handler service
-- [ ] Log errors to console and external service (optional)
-- [ ] Display user-friendly error messages
-- [ ] Handle network errors gracefully
-- [ ] Implement retry logic for failed requests
+- [x] Create global error handler service
+- [x] Log errors to console and external service (optional)
+- [x] Display user-friendly error messages
+- [x] Handle network errors gracefully
+- [x] Implement retry logic for failed requests
 
 **UI Tasks:**
-- [ ] Build `ErrorComponent` for displaying errors
-- [ ] Create error toast component
-- [ ] Show "Something went wrong" page for critical errors
-- [ ] Add "Retry" button for recoverable errors
-- [ ] Display specific error messages (401, 403, 404, 500)
+- [x] Build `ErrorComponent` for displaying errors
+- [x] Create error toast component
+- [x] Show "Something went wrong" page for critical errors
+- [x] Add "Retry" button for recoverable errors
+- [x] Display specific error messages (401, 403, 404, 500)
 
 ---
 
 ### Loading States
 
 **Frontend Tasks:**
-- [ ] Create `LoadingService` for global loading state
-- [ ] Use signals for loading indicators
-- [ ] Show loading during HTTP requests
-- [ ] Handle concurrent loading states
+- [x] Create `LoadingService` for global loading state
+- [x] Use signals for loading indicators
+- [x] Show loading during HTTP requests
+- [x] Handle concurrent loading states
 
 **UI Tasks:**
-- [ ] Build reusable `LoadingSpinnerComponent`
-- [ ] Create skeleton loaders for lists and cards
-- [ ] Show inline loading spinners on buttons
-- [ ] Add progress bar at top of page for navigation
-- [ ] Ensure loading states are accessible (ARIA live regions)
+- [x] Build reusable `LoadingSpinnerComponent`
+- [x] Create skeleton loaders for lists and cards
+- [x] Show inline loading spinners on buttons
+- [x] Add progress bar at top of page for navigation
+- [x] Ensure loading states are accessible (ARIA live regions)
+
+**Completed Implementation:**
+- ✅ **LoadingService integrated with HTTP interceptors**
+  - Created `loading.interceptor.ts` that automatically shows/hides loading during HTTP requests
+  - Registered in app.config.ts as first interceptor in the chain
+  - Supports `X-Skip-Loading` header to skip loading for specific requests (e.g., polling)
+  - Uses LoadingService counter to handle concurrent requests properly
+- ✅ **Navigation progress bar added**
+  - Mat-progress-bar displayed at top of page during route transitions
+  - Listens to Router events (NavigationStart/End/Cancel/Error)
+  - Fixed position with high z-index above all content
+  - Custom styling with primary color theme
+- ✅ **Accessibility features implemented**
+  - LoadingSpinnerComponent has `role="status"` and `aria-live="polite"`
+  - Dynamic `aria-label` with loading message
+  - Navigation progress bar has `role="progressbar"` and `aria-label="Page loading"`
+  - Visual loading message marked with `aria-hidden="true"` to avoid duplication
 
 ---
 
-### Offline Support
+<!-- ### Offline Support
 
 **Frontend Tasks:**
 - [ ] Implement service worker for PWA
@@ -956,42 +973,42 @@
 - [ ] Design install button/banner
 - [ ] Test PWA on mobile devices (iOS, Android)
 
----
+--- -->
 
 ## Routing & Navigation
 
 **Frontend Tasks:**
-- [ ] Configure app routes with lazy loading:
-  - `/` - Landing page (guest welcome or dashboard)
-  - `/login` - Login page
-  - `/register` - Register page
-  - `/dashboard` - User dashboard (auth guard)
-  - `/categories` - Category list
-  - `/categories/:id` - Category detail
-  - `/quiz/setup` - Quiz setup
-  - `/quiz/:sessionId` - Active quiz
-  - `/quiz/:sessionId/results` - Quiz results
-  - `/quiz/:sessionId/review` - Quiz review
-  - `/bookmarks` - Bookmarked questions (auth guard)
-  - `/history` - Quiz history (auth guard)
-  - `/profile` - User profile (auth guard)
-  - `/admin` - Admin dashboard (admin guard)
-  - `/admin/users` - User management (admin guard)
-  - `/admin/questions` - Question management (admin guard)
-  - `/admin/categories` - Category management (admin guard)
-  - `/admin/settings` - Guest settings (admin guard)
-  - `/admin/analytics` - Analytics (admin guard)
-- [ ] Create auth guard for protected routes
-- [ ] Create admin guard for admin-only routes
-- [ ] Create guest guard to prevent access to auth-only content
-- [ ] Implement route preloading strategy
-- [ ] Handle 404 redirect
+- [x] Configure app routes with lazy loading:
+  - [x] `/` - Landing page (guest welcome or dashboard)
+  - [x] `/login` - Login page
+  - [x] `/register` - Register page
+  - [x] `/dashboard` - User dashboard (auth guard)
+  - [x] `/categories` - Category list
+  - [x] `/categories/:id` - Category detail
+  - [x] `/quiz/setup` - Quiz setup
+  - [x] `/quiz/:sessionId` - Active quiz
+  - [x] `/quiz/:sessionId/results` - Quiz results
+  - [x] `/quiz/:sessionId/review` - Quiz review
+  - [x] `/bookmarks` - Bookmarked questions (auth guard)
+  - [x] `/history` - Quiz history (auth guard)
+  - [x] `/profile` - User profile (auth guard)
+  - [x] `/admin` - Admin dashboard (admin guard)
+  - [x] `/admin/users` - User management (admin guard)
+  - [x] `/admin/questions` - Question management (admin guard)
+  - [x] `/admin/categories` - Category management (admin guard)
+  - [x] `/admin/settings` - Guest settings (admin guard) - **Exists as /admin/guest-settings**
+  - [x] `/admin/analytics` - Analytics (admin guard)
+- [x] Create auth guard for protected routes
+- [x] Create admin guard for admin-only routes
+- [x] Create guest guard to prevent access to auth-only content
+- [x] Implement route preloading strategy
+- [x] Handle 404 redirect
 
 **UI Tasks:**
-- [ ] Create navigation menu with links
-- [ ] Highlight active route in navigation
-- [ ] Implement breadcrumb component
-- [ ] Add back button where appropriate
+- [x] Create navigation menu with links
+- [x] Highlight active route in navigation
+- [x] Implement breadcrumb component
+- [x] Add back button where appropriate
 - [ ] Ensure smooth transitions between routes
 
 ---