fix lint error

Author: kerwin612

web_src/css/repo.css

@@ -2266,8 +2266,8 @@ tbody.commit-list {
   position: relative;
 }
 
-.model3d-content.is-loading:after {
-  content: '';
+.model3d-content.is-loading::after {
+  content: "";
   position: absolute;
   left: 50%;
   top: 50%;

web_src/js/render/3d-viewer.ts

@@ -5,26 +5,25 @@ export async function init3DViewer() {
     try {
       // dynamically import online-3d-viewer library
       const OV = await import(/* webpackChunkName: "online-3d-viewer" */'online-3d-viewer');
-      
+
       const src = el.getAttribute('data-src');
       if (!src) {
         throw new Error('No source provided for 3D viewer');
       }
-      
+
       // set 3D viewer container styles
       el.style.height = '400px';
       el.style.width = '100%';
-      
+
       // initialize 3D viewer
       const viewer = new OV.EmbeddedViewer(el, {
         backgroundColor: new OV.RGBAColor(59, 68, 76, 0), // transparent
         defaultColor: new OV.RGBColor(65, 131, 196),
         edgeSettings: new OV.EdgeSettings(false, new OV.RGBColor(0, 0, 0), 1),
       });
-      
+
       // load model
       viewer.LoadModelFromUrlList([src]);
-      
     } catch (error) {
       console.error('Error initializing 3D viewer:', error);
       // show error message and fallback button
@@ -40,4 +39,4 @@ export async function init3DViewer() {
       el.classList.remove('is-loading');
     }
   });
-} 
+}