DesignPageModel
data class DesignPageModel(val name: String, val description: String?, val children: List<String>, val subDesigns: List<String>, val safetyMeasures: List<SafetyMeasurePageModel>, val issues: List<String> = emptyList(), val sources: List<String> = emptyList())
Rendering model for a design.md.kte page — one per Design-viewpoint element.