Set, list, and delete voice reminders that play aloud at the specified time
Use set_reminder when the user says:
Use list_reminders when the user says:
Use delete_reminder when the user says:
Required: message (what to say aloud when the reminder fires), remind_at (ISO 8601 datetime).
Optional: repeat ("none", "daily", "weekly").
Always resolve relative times ("in 30 minutes", "at 5pm", "tomorrow morning") against localTime from context before calling.
After calling:
The server sends a reminder_alert event to the car UI, which speaks the message aloud
and shows a dismissible card.
Do not set reminders for times in the past. If the time is ambiguous, assume future.