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/state/typingMembers.ts

@@ -30,7 +30,7 @@ const baseRoomIdToTypingMembersAtom = atom<IRoomIdToTypingMembers>(new Map());
 
 const putTypingMember = (
   roomToMembers: IRoomIdToTypingMembers,
-  action: TypingMemberPutAction
+  action: TypingMemberPutAction,
 ): IRoomIdToTypingMembers => {
   let typingMembers = roomToMembers.get(action.roomId) ?? [];
 
@@ -45,7 +45,7 @@ const putTypingMember = (
 
 const deleteTypingMember = (
   roomToMembers: IRoomIdToTypingMembers,
-  action: TypingMemberDeleteAction
+  action: TypingMemberDeleteAction,
 ): IRoomIdToTypingMembers => {
   let typingMembers = roomToMembers.get(action.roomId) ?? [];
 
@@ -62,7 +62,7 @@ const timeoutReceipt = (
   roomToMembers: IRoomIdToTypingMembers,
   roomId: string,
   userId: string,
-  timeout: number
+  timeout: number,
 ): boolean | undefined => {
   const typingMembers = roomToMembers.get(roomId) ?? [];
 
@@ -84,7 +84,7 @@ export const roomIdToTypingMembersAtom = atom<
     if (action.type === 'PUT') {
       set(
         baseRoomIdToTypingMembersAtom,
-        produce(rToTyping, (draft) => putTypingMember(draft, action))
+        produce(rToTyping, (draft) => putTypingMember(draft, action)),
       );
 
       // remove typing receipt after some timeout
@@ -101,7 +101,7 @@ export const roomIdToTypingMembersAtom = atom<
             get(baseRoomIdToTypingMembersAtom),
             roomId,
             userId,
-            TYPING_TIMEOUT_MS
+            TYPING_TIMEOUT_MS,
           );
           if (timeout) {
             set(
@@ -111,11 +111,11 @@ export const roomIdToTypingMembersAtom = atom<
                   type: 'DELETE',
                   roomId,
                   userId,
-                })
-              )
+                }),
+              ),
             );
           }
-        }, TYPING_TIMEOUT_MS)
+        }, TYPING_TIMEOUT_MS),
       );
     }
 
@@ -125,15 +125,15 @@ export const roomIdToTypingMembersAtom = atom<
     ) {
       set(
         baseRoomIdToTypingMembersAtom,
-        produce(rToTyping, (draft) => deleteTypingMember(draft, action))
+        produce(rToTyping, (draft) => deleteTypingMember(draft, action)),
       );
     }
-  }
+  },
 );
 
 export const useBindRoomIdToTypingMembersAtom = (
   mx: MatrixClient,
-  typingMembersAtom: typeof roomIdToTypingMembersAtom
+  typingMembersAtom: typeof roomIdToTypingMembersAtom,
 ) => {
   const setTypingMembers = useSetAtom(typingMembersAtom);
   const [hideActivity] = useSetting(settingsAtom, 'hideActivity');
@@ -141,7 +141,7 @@ export const useBindRoomIdToTypingMembersAtom = (
   useEffect(() => {
     const handleTypingEvent: RoomMemberEventHandlerMap[RoomMemberEvent.Typing] = (
       event,
-      member
+      member,
     ) => {
       if (hideActivity) {
         return;