Renders a metric card.

Attributes

• :title - The metric title
• :value - The metric value
• :subtitle - Optional subtitle text
• :trend - Optional trend indicator (:up, :down, :neutral)
• :trend_value - Optional trend percentage/value

Attributes

• title (:string) (required)
• value (:any) (required)
• subtitle (:string) - Defaults to nil.
• trend (:atom) - Defaults to nil.
• trend_value (:string) - Defaults to nil.
• class (:string) - Defaults to nil.
• href (:string) - Defaults to nil.