Made enhancements to the library interface!

1. Search Functionality:

-Added a search box with search icon and "Search your threads..." placeholder
-Real-time filtering of threads as you type
-Clear button (X) when text is entered

2. Thread Count Display:

-Added "You have X threads in Perplexica" below the search box
-Only shows in normal mode (hidden during selection)

3. Multiple delete functionality:
-"Select" button in the top right below Search Box
-Checkboxes that appear on hover and when in selection mode
-Selection mode header showing count and actions
  -When in selection mode, shows "X selected thread(s)" on the left
  -Action buttons (Select all, Cancel, Delete Selected) on the right
-Disabled Delete Selected button when no threads are selected
-Confirmation dialog using the new BatchDeleteChats component

4. Terminology Update:
-Changed all instances of "chats" to "threads" throughout the interface

src/lib/providers/deepseek.ts

@@ -61,7 +61,7 @@ export const loadDeepSeekChatModels = async (): Promise<Record<string, ChatModel
               baseURL: deepSeekEndpoint,
               modelName: model.id,
               temperature: 0.7,
-              streamDelay: 50, // Add a small delay to control streaming speed
+              streamDelay: 20 // Add a small delay to control streaming speed
             }),
           };
         } else {