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/features/room/RoomViewTyping.tsx

@@ -27,10 +27,10 @@ export const RoomViewTyping = as<'div', RoomViewTypingProps>(
           .filter((receipt) => receipt.userId !== myUserId)
           .map(
             (receipt) =>
-              getMemberDisplayName(room, receipt.userId) ?? getMxIdLocalPart(receipt.userId)
+              getMemberDisplayName(room, receipt.userId) ?? getMxIdLocalPart(receipt.userId),
           )
           .reverse(),
-      [typingMembers, myUserId, room]
+      [typingMembers, myUserId, room],
     );
 
     if (typingNames.length === 0) {
@@ -45,7 +45,7 @@ export const RoomViewTyping = as<'div', RoomViewTypingProps>(
           type: 'DELETE',
           roomId: room.roomId,
           userId: receipt.userId,
-        })
+        }),
       );
     };
 
@@ -129,5 +129,5 @@ export const RoomViewTyping = as<'div', RoomViewTypingProps>(
         </Box>
       </div>
     );
-  }
+  },
 );