unit_calendars

Calendar status records for individual units, tracking booking spans and availability.

Column	Description
id	Unique identifier for the unit calendar record
unit_id	Identifier of the unit this calendar record belongs to
span	The full date span for this calendar entry
span_lower	Lower bound of the calendar span
span_upper	Upper bound of the calendar span
span_lower_inclusive	Whether the lower bound of the span is inclusive
span_upper_inclusive	Whether the upper bound of the span is inclusive
created_at	Timestamp indicating when the record was created
updated_at	Timestamp indicating when the record was last updated
type	Type of calendar entry (e.g. booking, block)
booking_id	Identifier of the associated booking, if applicable
notes	Optional notes for this calendar entry
timestamp	Date when the table was last synchronized