fix image gallery not showing on posts

src/components/EmbedMedia.svelte

···
 			isBlob(img.image) ? [{ ...img, image: img.image }] : []
 		)}
 		{@const images = _images.map((i): GalleryItem => {
-			const sizeFactor = 200;
-			const size = {
-				width: (i.aspectRatio?.width ?? 4) * sizeFactor,
-				height: (i.aspectRatio?.height ?? 3) * sizeFactor
-			};
+			const size = i.aspectRatio ?? { width: 400, height: 300 };
 			const cid = i.image.ref.$link;
 			return {
 				...size,

src/components/PhotoSwipeGallery.svelte

···
 		gap: 2px;
 		border-radius: 4px;
 		overflow: hidden;
-		width: fit-content;
 	}
 
 	.gallery.styling-twitter > a {
···
 	.gallery.styling-twitter[data-total='1'] {
 		display: block; /* Remove grid constraints */
 		height: auto;
-		width: fit-content;
 		aspect-ratio: auto; /* Remove 16:9 ratio */
 		border-radius: 0;
 	}