refactor: simplify Footer component structure

- Removed unnecessary imports and streamlined the Footer component by consolidating content into a single div, enhancing readability and maintainability.

src/components/ui/common/Footer.tsx

@@ -1,21 +1,10 @@
 'use client'
 
-import Link from 'next/link'
-import Config from '@/config/config.export'
-
 export default function Footer() {
   return (
     <>
       <footer>
-        <div className="footer-inner">
-          COPYRIGHT©2025 Hanwha Japan All Rights Reserved{' '}
-          <span>
-            <Link href="/pdf/suitable">PDF</Link>
-          </span>
-          <span>{Config().mode}</span>
-          <span>{Config().baseUrl}</span>
-          <span>{process.env.NEXT_PUBLIC_API_URL}</span>
-        </div>
+        <div className="footer-inner">COPYRIGHT©2025 Hanwha Japan All Rights Reserved </div>
       </footer>
     </>
   )