Variable FIELD_KIND`Const`

FIELD_KIND: TUnion<
    [
        TLiteral<"string">,
        TLiteral<"number">,
        TLiteral<"boolean">,
        TLiteral<"secret">,
        TLiteral<"select">,
        TLiteral<"date">,
        TLiteral<"group">,
        TLiteral<"list">,
    ],
> = ...

How a field is edited and how its value is coerced.