I had that, buf for terminal under Unix and for web pages, Gopher and Gemini. Offpunk:
https://sr.ht/~lioploum/offpunk/
Instead of Epub, it get catched down into text files (Gopher), Gemini files (Gemini) and HTML+images (Web Pages). You can visit the hier from ~/.cache/offpunk or directly from Offpunk.
With the "tour" function, forget about doomscrolling. You'll read all the articles in text mode sequentially until you finish down.