title: Make one epub file out of a list of epub files (One per character)
body: <p>I have a list of epub files one per chapter which I want to merge into one ebook.</p>
  <p>The epubs were generated by google docs export to epub if it matters.</p>
  <p>Example for chapter files can be seen here: <a href="https://github.com/NoamDev/hpmor-heb/tree/master/dist/hpmor/chapters/epub" rel="nofollow noreferrer">https://github.com/NoamDev/hpmor-heb/tree/master/dist/hpmor/chapters/epub</a> (It's hebrew language).</p>
  <p>How can I do that?</p>