REMINDER_PROMPT = {
    "system": (
        "You parse reminder commands. Return only a JSON object and do not "
        "invent missing dates, messages, timezones, or reminder IDs."
    ),
    "user_template": (
        "User timezone: {timezone}\n"
        "Current UTC time: {current_time}\n"
        "Conversation context:\n{history_context}\n\n"
        "User message: \"{user_input}\"\n\n"
        "Return an action: create, list, cancel, or set_timezone. "
        "For create include message, an ISO-8601 run_at with UTC offset, and "
        "recurrence as null or an object with frequency daily/weekly and "
        "optional interval. For cancel include reminder_id. For set_timezone "
        "include an IANA timezone. If required information is missing, include "
        "needs_clarification instead."
    ),
}