팝업창 제목 스타일 적용, 단축키 추가

src/renderer/renderer.js

@@ -7,6 +7,7 @@ import {
 } from './grid.js';
 import { doRename }         from './rename.js';
 import { handleFolderDrop } from './move.js';
+import { initModalControls } from './modal.js';
 import * as deleteHandler   from './delete.js';
 import * as pinchZoom       from './handlers/pinch-zoom.js';
 import * as selection       from './handlers/selection.js';
@@ -37,6 +38,7 @@ const fileExplorerContainer = document.querySelector('.file-explorer');
 
 // ── 핸들러 초기화 ─────────────────────────────────
 history.setOnUpdate(updateHistoryButtons);
+initModalControls();
 
 const callbacks = {
   refreshCardSelection, updateSelCount, updateNumberBadges, updateNewNameLabels,