SwiftDocCRenderBlockContentRenderBlockContent.TutorialStepStructureRenderBlockContent.TutorialStepA step in a multi-step tutorial.struct TutorialStepTopicsInitializersinit(content: [RenderBlockContent], caption: [RenderBlockContent], media: RenderReferenceIdentifier?, code: RenderReferenceIdentifier?, runtimePreview: RenderReferenceIdentifier?)Creates a new tutorial step with the given items.Instance Propertiesvar caption: [RenderBlockContent]The caption for the step.var code: RenderReferenceIdentifier?The source code file associated with this step.var content: [RenderBlockContent]The content inside this tutorial step.var media: RenderReferenceIdentifier?An optional media reference to accompany the step.var runtimePreview: RenderReferenceIdentifier?A rendering of the tutorial step, if available.