Bot Updating Documentation

docs/images/docker-calibre.md

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 title: calibre
+tags:
+    - Books
+description: "[Calibre](https://calibre-ebook.com/) is a powerful and easy to use e-book manager. Users say it's outstanding and a must-have. It'll allow you to do nearly everything and it takes things a step beyond normal e-book software. It's also completely free and open source and great for both casual users and computer experts."
 ---
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 <!-- Please read https://github.com/linuxserver/docker-calibre/blob/master/.github/CONTRIBUTING.md -->