Fix: macOS drag and drop issue, Enhance Search Functionality and UI for DocSearch Component

[nikholas117]

This pull request introduces improvements to the DocSearch component by:

Integrating dynamic search suggestions based on user input. Improving the UI styling for a cleaner and more modern look, using Flowbite’s utility classes. Ensuring better responsiveness across mobile and desktop views. Fixing minor bugs with the previous search results display and making the input field more accessible. These changes aim to improve user experience, search functionality, and overall aesthetic, making the DocSearch component more efficient and visually appealing.