Script attributes

Set these on the <script> tag (or, where noted, on the <tapback-bar> element).

Attribute	Default	Notes
`data-key`	—	Your publishable key. Required.
`data-api`	script origin	The Tapback API origin. Use `https://api.tapback.party`.
`data-theme`	`auto`	`auto` \| `light` \| `dark`.
`data-live`	`visible`	When to open the live socket: `visible` (on scroll into view), `eager` (immediately), or `off` (counts only, no live falls).
`data-layout`	your config	Override the layout for this page: `float` or `inline`.