refactor: remove unused props from components and improve error handling in about page (#385)

src/components/widget/WidgetLayout.astro

@@ -10,7 +10,6 @@ interface Props {
   class?: string
   style?: string
 }
-const props = Astro.props
 const { id, name, isCollapsed, collapsedHeight, style } = Astro.props
 const className = Astro.props.class
 ---