라이브 편집 인용과 멀티라인 입력 보정

components/content/ContentMarkdownEditableInline.vue

@@ -237,6 +237,7 @@ const syncSlashState = () => {
  */
 const onEditorInput = () => {
   syncSlashState()
+  emit('input', readEditorValue())
 }
 
 /**
@@ -859,6 +860,12 @@ const onKeydown = (event) => {
     && props.sourceLine !== null
     && readEditorValue().trim()
   ) {
+    const lineContext = getCaretLineContext()
+
+    if (resolvedEnterMode.value === 'multiline' && !lineContext.isFirstLine) {
+      return
+    }
+
     event.preventDefault()
     event.stopPropagation()
     emit('merge-with-previous', buildInsertBelowPayload())
@@ -874,6 +881,11 @@ const onKeydown = (event) => {
     && !readEditorValue().trim()
   ) {
     const lineContext = getCaretLineContext()
+
+    if (resolvedEnterMode.value === 'multiline' && !lineContext.isFirstLine) {
+      return
+    }
+
     const sourceLine = resolvedEnterMode.value === 'multiline'
       ? props.sourceLine + lineContext.lineIndex
       : props.sourceLine