Create and edit mxGraph XML with advanced features, then convert to React Flow JSON
style="swimlane" creates container elementshorizontal=1 for horizontal lanesparent="lane-id"startSize propertyshape=rhombus for gatewaysshape=ellipse for eventsshape=cylinder for databasesedgeStyle=orthogonalEdgeStyle for routingstrokeWidth for visual hierarchydashed=1 for optional connectionswhiteSpace=wrap for text wrappinghtml=1 for rich text support