Enable pdf output

mkdocs.yml

@@ -11,6 +11,26 @@ google_analytics: ["UA-284946-9", "docs.armbian.com"]
 theme: readthedocs
 theme_dir: readthedocs_custom
 
+plugins:
+    - with-pdf:
+        author: Armbian documentation team
+        copyright: 2020 by Armbian
+        #
+        #cover: false
+        cover_title: Armbian documentation
+        cover_subtitle: Linux for ARM development boards
+        #heading_shift: false
+        #toc_level: 3
+        #ordered_chapter_level: 2
+        #excludes_children:
+        #    - 'release-notes/:upgrading'
+        #    - 'release-notes/:changelog'
+        #exclude_pages:
+        #    - 'bugs/'
+        #    - 'appendix/contribute/'
+        #output_path: any-place/document.pdf
+        #enabled_if_env: ENABLE_PDF_EXPORT
+
 markdown_extensions:
   - smarty
   - footnotes