Fix empty chats not showing in chat manager

public/script.js

@@ -6816,6 +6816,11 @@ export async function displayPastChats() {
             const fileName = chat['file_name'];
             const chatContent = rawChats[fileName];
 
+            // Make sure empty chats are displayed when there is no search query
+            if (Array.isArray(chatContent) && !chatContent.length && !searchQuery) {
+                return true;
+            }
+
             // // Uncomment this to return to old behavior (classical full-substring search).
             // return chatContent && Object.values(chatContent).some(message => message?.mes?.toLowerCase()?.includes(searchQuery.toLowerCase()));