[
  {
    "id": "1",
    "content": "数据库迁移：profiles 表添加 display_name 字段",
    "status": "completed",
    "priority": "high"
  },
  {
    "id": "2",
    "content": "修改注册逻辑：存储用户名到 username，姓名到 display_name",
    "status": "completed",
    "priority": "high"
  },
  {
    "id": "3",
    "content": "修改账号管理：显示和编辑 display_name",
    "status": "completed",
    "priority": "high"
  },
  {
    "id": "4",
    "content": "修改首页副标题：引用 display_name 而非 username",
    "status": "completed",
    "priority": "high"
  }
]