BlockSpec

Name	Type	Required	Description	Example
onCanvas	boolean		Whether the block is rendered on the canvas. Otherwise, it must be dragged into another block.	true
color	string	★	The color of the block	#FF5733
icon	IconName	★	The icon to be displayed on the block	IconName.ArrowRight
extras	Extra[]	★	The extra features of the block	[Extra.Collapsible]
connections	Record<Position,{direction: ConnectionDirection, allowed: string[]}>		The allowed connections for the block	{ top: { direction: ConnectionDirection.Up, allowed: ['state'] } }
hideNewPrefix	boolean		Whether to hide the 'New' prefix in newly spawned blocks	true
minified	boolean		Whether the block utilizes a minified footprint	true
style	object		Style overrides for the block	{ width: 100, height: 100 }