To add to the woes of the publishing industry, a lot of sales are lost due to piracy. $300MM a year for the US alone (per a 2019 article).
https://www.forbes.com/sites/adamrowe1/2019/07/28/us-publish...
85 karma · joined August 5, 2022
https://www.forbes.com/sites/adamrowe1/2019/07/28/us-publish...
As opposed to an obvious button that says click me to install/download. (The usual Get it on the Appstore buttons), or Smart Banners[1]. The banner/button makes it crystal clear that I can click it to install the app. (Yes, you are correct you may need additional clicks to actually install, but by that time, you are in a familiar workflow).
1. https://developer.apple.com/documentation/webkit/promoting_a...
Most users don't know about it, and need a how-to guide - similar to what the posted link does.
NextJS was (and maybe still is) a popular choice for server-side rendering. If you don't need that, not sure if its worthwhile.