Extract state/logic into custom hooks and UI into sub-components to bring all page files under the ~150-line component limit. Pages refactored: - settings/page.tsx (305 -> 157): useSettingsForm hook - admin/moderation (235 -> 146): useModerationData hook - admin/sybil-detection (228 -> 136): useSybilData hook - u/[handle] (215 -> 149): ProfileHeader, ProfileSkeleton components - admin/onboarding (214 -> 101): useOnboardingFields hook - search (195 -> 44): SearchResults, SearchResultCard components - admin/plugins (195 -> 92): DependencyWarningDialog, usePluginManagement - admin/users (189 -> 108): UserCard component Closes #23