Cleanup assets

app/components/sections/SectionNumber.tsx

@@ -1,7 +1,7 @@
 "use client";
 
 import { memo } from "react";
-import { getAssetPath } from "../../../lib/assetUtils";
+import { getAssetPath, sectionNumberPath } from "../../../lib/assetUtils";
 
 interface SectionNumberProps {
   number: number;
@@ -9,19 +9,8 @@ interface SectionNumberProps {
 
 const SectionNumber = memo<SectionNumberProps>(({ number }) => {
   const getImageSrc = (num: number): string => {
-    const assetPath = (() => {
-      switch (num) {
-        case 1:
-          return "assets/SectionNumber_1.png";
-        case 2:
-          return "assets/SectionNumber_2.png";
-        case 3:
-          return "assets/SectionNumber_3.png";
-        default:
-          return "assets/SectionNumber_1.png";
-      }
-    })();
-    return getAssetPath(assetPath);
+    const n = num === 2 || num === 3 ? num : 1;
+    return getAssetPath(sectionNumberPath(n));
   };
 
   return (