fix(a11y): add translated aria-label for pagination, aria-label for close button

src/components/board-pagination/board-pagination.tsx

@@ -87,7 +87,7 @@ const BoardPagination = ({ basePath, currentPage, totalPages, footerStyle = fals
         const href = pageHref(page);
         const isCurrent = page === currentPage;
         return isCurrent ? (
-          <span key={page} className={`${styles.paginationButton} ${styles.pageButtonActive}`} aria-label={`Page ${page} (current)`} aria-current='page'>
+          <span key={page} className={`${styles.paginationButton} ${styles.pageButtonActive}`} aria-label={t('pagination.pageCurrent', { page })} aria-current='page'>
             {page}
           </span>
         ) : (

src/components/boardsbar-edit-modal/boardsbar-edit-modal.tsx

@@ -117,7 +117,7 @@ const BoardsBarEditModal = () => {
       <div className={styles.boardsbarEditDialog}>
         <div className={styles.hd}>
           <h2>Custom Board List</h2>
-          <button className={styles.closeButton} onClick={closeBoardsBarEditModal} title='Close' />
+          <button type='button' className={styles.closeButton} onClick={closeBoardsBarEditModal} title='Close' aria-label='Close' />
         </div>
         <div className={styles.bd}>
           <BoardsBarEditModalForm