Message

/**
 * Wraps `Schema.TaggedStruct` to create a message variant you can call directly as a constructor.
 * Use `m` for message types — enabling `ClickedReset()` instead of `ClickedReset.make()`.
 */
<Tag extends string>(tag: Tag): CallableTaggedStruct<Tag, {}>

<Tag extends string, Fields extends Fields>(
  tag: Tag,
  fields: Fields
): CallableTaggedStruct<Tag, Fields>