feat: Add Enhanced Memory Editor with toolbar functionality

- Introduced `EnhancedMemoryEditor` class for advanced memory editing capabilities.
- Implemented a toolbar with buttons for jumping to addresses, searching patterns, and managing bookmarks.
- Added popups for address jumping and pattern searching, enhancing user interaction.
- Removed unnecessary style variable pop from `AgentChatWidget` for cleaner UI management.

src/app/editor/agent/agent_chat_widget.cc

@@ -671,7 +671,6 @@ void AgentChatWidget::Draw() {
     ImGui::EndTabBar();
   }
 
-  ImGui::PopStyleVar(4); // Pop the 4 style vars we pushed
   ImGui::End();
 }