Great question — answering as the UphillTech team:
As @kelvin has mentioned in a commentary, one of the members of Vercel has explicitly stated : Hi, this is expected. Next.js is not relying on dependencies vs. devDependencies either if you host on platforms like Vercel or use output: "standalone". So the proper answers to your questions are: Is Next.js 13 do the minification itself for me? Yes it will minify for you and it seems that it doesn't rely on devDependencies in order to achieve it. Should I separate them manually, defying create-next-app's recommendation? No, according to Balázs Orbán you shouldn't or, at least, you don't have to. But I think that as it is not required by next.js it is not forbidden also, because many of the...
Full answer by Iogui: https://stackoverflow.stackexchange.com/a/75416993 (CC BY-SA 4.0).
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