Update modal backdrop blur effect and Vite configuration

- Changed backdrop blur effect in multiple modal components from 32px to 2px for a more subtle appearance.
- Updated Vite configuration to use automatic JSX runtime for improved compatibility with React 17 and above.

management-dashboard-web-app/src/features/video-streaming/components/Pagination.tsx

@@ -5,7 +5,6 @@
  * Provides page navigation with first/last, previous/next, and numbered page buttons.
  */
 
-import React from 'react';
 import { type PaginationProps } from '../types';
 
 export const Pagination: React.FC<PaginationProps> = ({

management-dashboard-web-app/src/features/video-streaming/components/VideoCard.tsx

@@ -4,7 +4,6 @@
  * A reusable card component for displaying video information with thumbnail, metadata, and actions.
  */
 
-import React from 'react';
 import { type VideoCardProps } from '../types';
 import { VideoThumbnail } from './VideoThumbnail';
 import {