Calculate curse cards in final score

src/cards.rs

@@ -86,7 +86,7 @@ impl Card {
     pub fn curse(&self) -> Option<()> {
         for t in &self.types {
             match t {
-                CardType::Action(_) => return Some(()),
+                CardType::Curse => return Some(()),
                 _ => (),
             }
         }

src/main.rs

@@ -455,6 +455,8 @@ async fn broadcast_state(game: &Game) {
                     let score = p.draw_pile.iter().fold(0, |acc, card| {
                         if let Some(points) = card.victory() {
                             acc + points
+                        } else if let Some(_) = card.curse() {
+                            acc - 1
                         } else {
                             acc
                         }