Merge pull request #547 from roiLeo/fix/GalleryItem/price0

fix(galleryItem): don't show null price on image

Author: yangwao

src/components/rmrk/Gallery/GalleryItem.vue

@@ -149,7 +149,7 @@ import { exist } from './Search/exist';
 
 @Component<GalleryItem>({
   metaInfo() {
-    const image = `https://og-image-green-seven.vercel.app/${encodeURIComponent(this.nft.name as string)}.png?price=${this.nft.price ? Vue.filter('formatBalance')(this.nft.price, 12, 'KSM') : ''}&image=${(this.meta.image as string)}`;
+    const image = `https://og-image-green-seven.vercel.app/${encodeURIComponent(this.nft.name as string)}.png?price=${Number(this.nft.price) ? Vue.filter('formatBalance')(this.nft.price, 12, 'KSM') : ''}&image=${(this.meta.image as string)}`;
     return {
       title: this.nft.name,
       titleTemplate: '%s | Low Carbon NFTs',