chore: upgrade i18next 26, prettier 3, fontsource-variable, domhandler 6, lint-staged 17

- i18next 23->26 + react-i18next 15->17
- prettier 2->3, reformat all files
- replace @fontsource/inter with @fontsource-variable/inter 5, update import path
- domhandler 5->6 (aligns with transitive deps)
- lint-staged 16->17

src/app/components/event-readers/EventReaders.tsx

@@ -104,7 +104,8 @@ export const EventReaders = as<'div', EventReadersProps>(
                 const name = getName(readerId);
                 const avatarMxcUrl = room.getMember(readerId)?.getMxcAvatarUrl();
                 const avatarUrl = avatarMxcUrl
-                  ? mxcUrlToHttp(mx, avatarMxcUrl, useAuthentication, 100, 100, 'crop') ?? undefined
+                  ? (mxcUrlToHttp(mx, avatarMxcUrl, useAuthentication, 100, 100, 'crop') ??
+                    undefined)
                   : undefined;
                 const receiptTs = room.getReadReceiptForUserId(readerId)?.data.ts;
 
@@ -119,7 +120,7 @@ export const EventReaders = as<'div', EventReadersProps>(
                         space?.roomId,
                         readerId,
                         getMouseEventCords(event.nativeEvent),
-                        'Bottom'
+                        'Bottom',
                       );
                     }}
                     before={
@@ -162,5 +163,5 @@ export const EventReaders = as<'div', EventReadersProps>(
         </Box>
       </Box>
     );
-  }
+  },
 );