v1.2.9: 라이브 에디터·홈 피드·메인 커버 개선

라이브 모드 코드/콜아웃/토글 편집, 슬래시 명령, 홈 Latest List·Compact·Cards 보기,
사이트 설정 메인 화면 커버(720px) 및 HomeHero 반영.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/markdown-callout.js

@@ -0,0 +1,63 @@
+/** @type {string[]} */
+export const CALLOUT_BACKGROUND_OPTIONS = ['gray', 'blue', 'green', 'yellow', 'red', 'purple', 'pink']
+
+/** @type {string[]} */
+export const CALLOUT_EMOJI_OPTIONS = ['💡', '⚠️', '❗', '✅', '📌', '🔥', '💬']
+
+/**
+ * 콜아웃 선언부 옵션을 파싱한다.
+ * @param {string} line - 콜아웃 선언 라인
+ * @returns {{ calloutEmojiEnabled: boolean, calloutEmoji: string, calloutBackground: string }}
+ */
+export const parseCalloutOptions = (line) => {
+  const options = {
+    calloutEmojiEnabled: true,
+    calloutEmoji: '💡',
+    calloutBackground: 'blue'
+  }
+  const tokens = String(line ?? '').trim().split(/\s+/).slice(1)
+
+  tokens.forEach((token) => {
+    const [rawKey, ...rawValueParts] = token.split('=')
+
+    if (!rawKey || !rawValueParts.length) {
+      return
+    }
+
+    const key = rawKey.toLowerCase()
+    const value = rawValueParts.join('=').trim()
+
+    if (key === 'emoji') {
+      if (!value || value === 'none') {
+        options.calloutEmojiEnabled = false
+        options.calloutEmoji = '💡'
+      } else {
+        options.calloutEmojiEnabled = true
+        options.calloutEmoji = value
+      }
+
+      return
+    }
+
+    if (key === 'bg' && CALLOUT_BACKGROUND_OPTIONS.includes(value)) {
+      options.calloutBackground = value
+    }
+  })
+
+  return options
+}
+
+/**
+ * 콜아웃 선언 줄을 만든다.
+ * @param {{ calloutEmojiEnabled?: boolean, calloutEmoji?: string, calloutBackground?: string }} options - 옵션
+ * @returns {string} 선언 줄
+ */
+export const buildCalloutOpenerLine = (options = {}) => {
+  const emojiEnabled = options.calloutEmojiEnabled !== false
+  const emoji = emojiEnabled ? (options.calloutEmoji || '💡') : 'none'
+  const background = CALLOUT_BACKGROUND_OPTIONS.includes(options.calloutBackground)
+    ? options.calloutBackground
+    : 'blue'
+
+  return `:::callout emoji=${emoji} bg=${background}`
+}