A button block is a call-to-action button. text is the label, and link (required) is where it goes: an hm:// or web URL, see URLs. Attributes: name (an alternative label), alignment (a button alignment: flex-start, center or flex-end), and the parent-layout pair childrenType and columnCount.

See also

block/button-alignment: where the button sits.

block/embed: show a linked document in place.

block/core: all built-in block types.

Blocks: the block model.