Cell holding one or more file attachments.
Combines Cell with FileComponent for upload/attachment semantics.
Strongly-typed FileColumn metadata for this cell.
Implementation-specific backing identifier or path for file storage.
Whether the element is hidden by default.
Stable identifier of this schema node.
Whether a value is mandatory for this schema.
Human-readable label used in editors or viewers.
Discriminant describing the concrete schema/component kind.
Runtime value payload; variance is specialized by sub-interfaces.
Serializes this instance to a structured JsonObject.
Serializes this instance to a compact JSON string.
Converts this instance into a mutable key-value map suitable for mutation and re-serialization.