- 新增训练计划自动生成与调整：可根据近期游泳记录、训练目标、时间安排和完成情况，推荐下一次训练内容。 - 优化训练计划在 Apple Watch 上的执行体验：支持计划同步确认、断连后重试、训练开始确认、阶段进度提示和计划完成总结。 - 改进 Apple Watch 训练记录：新增主要指标页，优化泳池设置、训练控制、倒计时、休息提醒和心率提醒体验。 - 强化开放水域记录：改进定位权限预热、路线采集、路线保存失败处理，以及无 GPS 或弱定位情况下的训练收尾。 - 新增数据备份与恢复入口，可备份/恢复本地游泳记录，并在历史页查看恢复后的训练。 - 改进 AI 教练的数据范围选择和回答质量：可选择分析哪些训练记录，并显示本次回答实际使用的数据范围。 - 优化 AI 模型中心：支持更清晰的模型切换、下载状态、空间提示和错误提示。 - 暂时移除内置 LoRA 适配器文件，减小 App 包体。 - 优化个人资料、健康同步、权限引导、功能导览、分享图和隐私说明页面。 - 修复训练历史、泳池距离、分段/休息识别、手表同步、心率提醒和恢复记录删除等问题。 - Added automatic workout plan generation and adjustment based on recent swim history, training goals, schedule, and completion status. - Improved Apple Watch workout plan execution with sync confirmation, reconnect retries, start confirmation, phase progress cues, and plan completion summaries. - Refined Apple Watch workout recording with a new primary metrics page, improved pool setup, workout controls, countdowns, rest reminders, and heart-rate alerts. - Enhanced open-water tracking with better location permission prewarming, route capture, route-save handling, and workout finalization when GPS is unavailable or weak. - Added data backup and restore for local swim records, with restored workouts available in workout history. - Improved AI Coach data selection and answer transparency: choose which workouts to analyze and see the actual data range used for each answer. - Updated the AI Model Center with clearer model switching, download states, storage requirements, and error messages. - Removed bundled LoRA adapter files to reduce app size. - Improved profile settings, Health sync, permission onboarding, feature tour, share cards, and privacy pages. - Fixed issues in workout history, pool distance handling, lap/rest recognition, watch sync, heart-rate alerts, and deleting restored records.