v.voronoi
v.voronoi.skeleton - Extract skeletons for input areas.
Vector (v.*)
QgsProcessingParameterVectorLayer|input|Input polygon layer|2|None|False
QgsProcessingParameterNumber|thin|Maximum dangle length of skeletons (-1 will extract the center line)|QgsProcessingParameterNumber.Double|-1|False|None|None
Hardcoded|-s
QgsProcessingParameterVectorDestination|output|Area skeleton