Agile product ownership for backlog management and sprint execution. Covers user story writing, acceptance criteria, sprint planning, and velocity tracking. Use for writing user stories, creating acceptance criteria, planning sprints, estimating story points, breaking down epics, or prioritizing backlog.

敏捷产品管理，涵盖待办事项管理和冲刺执行，包括用户故事编写、验收标准、冲刺规划和速度跟踪。适用于撰写用户故事、制定验收标准、规划冲刺、估算故事点、拆分史诗任务和优先级排序待办事项。