lesson-feishu-markdown-table-not-rendered.json

{
  "task_id": "lesson-feishu-markdown-table-not-rendered",
  "title": "飞书 post 消息中 Markdown 表格不渲染",
  "domain": "development",
  "tags": [
    "feishu",
    "markdown",
    "table",
    "post",
    "lark"
  ],
  "problem": "在飞书 IM 消息中使用 `post` 类型的富文本消息发送 Markdown 表格，表格显示为空白或原始分隔线（`|------|`），而不是渲染后的表格。",
  "solution": "在发送前，用 `<br>` 标签替换表格的分隔符 `|`，打断表格行连续性，使飞书客户端能够渲染：\n\n```python\nimport re\n\ndef _optimize_markdown_style(content: str) -> str:\n    \"\"\"飞书 post 中表格渲染修复：用 <br> 替换 | 分隔\"\"\"\n    lines = content.split('\\n')\n    result = []\n    in_table = False\n    \n    for line in lines:\n        is_table_line = bool(re.match(r'^\\s*\\|.*\\|\\s*$', line))\n        if is_table_line:\n            # 表格行：替换 | 为 <br> 分隔符\n            line = re.sub(r'\\|', '<br>', line)\n            # 清理多余的 <br> 前后空格\n            line = re.sub(r'\\s*<br>\\s*', ' | ', line).strip()\n            line = f'<br>{line}<br>'\n            in_table = True\n        else:\n            in_table = False\n        result.append(line)\n    \n    return '\\n'.join(result)\n```",
  "source": "lessons/contrib/feishu-markdown-table-not-rendered.md",
  "test_cmd": "python3 scripts/verify_task.py lesson-feishu-markdown-table-not-rendered"
}