Feature - Implemented virtual scroll on web (#573)

This PR implemented a virtual scroll on the web, as seen in this article.

[Building the Google Photos Web UI](https://medium.com/google-design/google-photos-45b714dfbed1)

web/src/lib/utils/viewport-utils.ts

@@ -0,0 +1,13 @@
+/**
+ * Glossary
+ * 1. Section: Group of assets in a month
+ */
+
+export function calculateViewportHeightByNumberOfAsset(assetCount: number, viewportWidth: number) {
+	const thumbnailHeight = 235;
+
+	const unwrappedWidth = (3 / 2) * assetCount * thumbnailHeight * (7 / 10);
+	const rows = Math.ceil(unwrappedWidth / viewportWidth);
+	const height = rows * thumbnailHeight;
+	return height;
+}