Date

Use x.date() for date values (no time component).

x.date().label("Birth Date")

columnNameAliases

Use alternate CSV headers for the same field.

.columnNameAliases(aliases: string[])

• aliases lists the alternate column names.

label

Sets the user-facing label shown in the widget.

.label(text: string)

• text sets the label text.

description

Sets help text shown below the field.

.description(text: string)

• text sets the description text.

example

Sets the placeholder example value.

.example(text: string)

• text sets the example value.

optional

Makes the field optional.

.optional()

default

Available after .optional().

.default(defaultValue: unknown | (() => unknown | Promise<unknown>))

• defaultValue can be a static value or a function used when the field is empty.

output

Sets the output format template.

.output(template: string)

• template sets the output format template, e.g., "yyyy-MM-dd" or "MMM d, yyyy".