Calendar Reminder Migration Checklist

Scope

本清单用于跟踪提醒模块迁移后旧代码清理，字段固定为：文件路径、符号名、处理决策、责任人、状态。

File	Symbol	Decision	Owner	Status	Notes
`apps/lib/features/calendar/reminders/models/reminder_action.dart`	`ReminderAction.cancel`	delete	agent	done	枚举项删除，保留字符串兼容映射到 `archive`
`apps/lib/features/calendar/reminders/models/reminder_action.dart`	`ReminderAction.timeout30s`	delete	agent	done	枚举项删除，保留字符串兼容映射到 `snooze10m`
`apps/lib/features/calendar/reminders/models/reminder_action.dart`	`ReminderAction.autoArchive`	delete	agent	done	枚举项删除，保留字符串兼容映射到 `archive`
`apps/lib/features/calendar/reminders/models/reminder_action.dart`	`ReminderAction.normalized`	delete	agent	done	canonical 枚举后不再需要
`apps/lib/core/notifications/local_notification_service.dart`	`_actionSnooze = 'snooze_10m'`	replace	agent	done	统一为 `_actionSnooze = 'snooze10m'`
`apps/lib/core/notifications/local_notification_service.dart`	`_iosCategoryId = 'calendar_reminder_actions_v1'`	replace	agent	done	已升级为 `calendar_reminder_v2`

rg "calendar_reminder_actions_v1|ReminderAction\.cancel|_oldReminderEntry|_legacyReminderRoute" apps/lib apps/test
rg "snooze_10m" apps/lib apps/test

Expected: