non-mandatory imgae in tick v3

src/pages/tick/v3.astro

@@ -89,8 +89,10 @@ import Layout from "../../layouts/Layout.astro";
             document.getElementById('descImage').src = assetsURL + gameData.descript_img;
             for (let i = 1; i <= 3; i++) {
                 const imageId = `image${i}`;
+                if(gameData[imageId]){
                     document.getElementById(imageId).src = assetsURL + gameData[imageId];
                 }
+            }
         });
 
     function checkResult2(id) {