fix all dms bugs

src/app/chats/index.tsx

@@ -1,15 +1,20 @@
 import { NDKEvent } from '@nostr-dev-kit/ndk';
 import { useQuery } from '@tanstack/react-query';
-import { useCallback } from 'react';
-import { Outlet } from 'react-router-dom';
+import { useCallback, useEffect } from 'react';
+import { Outlet, useNavigate } from 'react-router-dom';
 
 import { ChatListItem } from '@app/chats/components/chatListItem';
 
+import { useNDK } from '@libs/ndk/provider';
+
 import { LoaderIcon } from '@shared/icons';
 
 import { useNostr } from '@utils/hooks/useNostr';
 
 export function ChatsScreen() {
+  const navigate = useNavigate();
+
+  const { ndk } = useNDK();
   const { getAllNIP04Chats } = useNostr();
   const { status, data } = useQuery({
     queryKey: ['nip04-chats'],
@@ -29,6 +34,10 @@ export function ChatsScreen() {
     [data]
   );
 
+  useEffect(() => {
+    if (!ndk.signer) navigate('/new/privkey');
+  }, []);
+
   return (
     <div className="grid h-full w-full grid-cols-3">
       <div className="col-span-1 h-full overflow-y-auto border-r border-neutral-200 scrollbar-none dark:border-neutral-800">