[bugfix] volatility calculation using corrected fields

src/pages/partials/card-modal.astro

@@ -55,7 +55,7 @@ const conditionOrder = ["Near Mint", "Lightly Played", "Moderately Played", "Hea
 
 const conditionAttributes = (price: any) => {
   const volatility = (() => {
-    const current = price;
+    const current = price?.marketPrice;
     const low = price?.lowestPrice;
     const high = price?.highestPrice;