fix(a11y): add semantic heading hierarchy across settings, modals, and pages\n\nAdd as="h1"/h2/h3 to Text components used as visual headings:\n- Auth pages: h1 brand, h2 section titles\n- Settings panels: h2 for General/Permissions/DeveloperTools/Members/Emojis\n- Modal dialogs: h2 for CreateRoom, CreateSpace, AddServer\n- Explore pages: h2 page heading, h3 subsections\n- Inbox pages: h2 Notifications/Invites, h3 Primary/Public/Spam\n\nCo-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/features/common-settings/members/Members.tsx

@@ -156,7 +156,7 @@ export function Members({ requestClose }: MembersProps) {
       <PageHeader outlined={false}>
         <Box grow="Yes" gap="200">
           <Box grow="Yes" alignItems="Center" gap="200">
-            <Text size="H3" truncate>
+            <Text as="h2" size="H3" truncate>
               {room.getJoinedMemberCount()} Members
             </Text>
           </Box>