슬래시 하이라이트 인덱스 보정 분리

components/admin/AdminMarkdownEditor.vue

@@ -45,6 +45,7 @@ import {
 } from '../../lib/markdown-editor-media.js'
 import {
   addSlashSuppressedLine,
+  clampSlashHighlightedIndex,
   filterSlashCommands,
   getMediaPickerKindFromSlashAction,
   getSlashCommandFocusTarget,
@@ -2567,9 +2568,7 @@ watch(liveSlashQuery, () => {
 })
 
 watch(visibleLiveSlashCommands, (commands) => {
-  if (liveSlashHighlightedIndex.value >= commands.length) {
-    liveSlashHighlightedIndex.value = Math.max(0, commands.length - 1)
-  }
+  liveSlashHighlightedIndex.value = clampSlashHighlightedIndex(liveSlashHighlightedIndex.value, commands.length)
 
   updateLiveSlashMenuPosition()
 })