Experiment with PDF generation

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

mkdocs-pdf-print.yml

@@ -0,0 +1,39 @@
+# Used to trigger a PDF build of the site
+INHERIT: mkdocs.yml
+plugins:
+  with-pdf:
+    author: David Young
+    copyright: ANY TEXT
+    
+    cover: false
+    back_cover: true
+    cover_title: TITLE TEXT
+    cover_subtitle: SUBTITLE TEXT
+    custom_template_path: TEMPLATES PATH
+    toc_title: TOC TITLE TEXT
+    heading_shift: false
+    toc_level: 3
+    ordered_chapter_level: 2
+    excludes_children:
+        - 'release-notes/:upgrading'
+        - 'release-notes/:changelog'
+    
+    exclude_pages:
+        - 'bugs/'
+        - 'appendix/contribute/'
+    convert_iframe:
+        - src: IFRAME SRC
+          img: POSTER IMAGE URL
+          text: ALTERNATE TEXT
+        - src: ...
+    two_columns_level: 3
+    
+    render_js: true
+    headless_chrome_path: headless-chromium
+    
+    output_path: any-place/document.pdf
+    enabled_if_env: ENABLE_PDF_EXPORT
+    
+    debug_html: true
+    show_anchors: true
+    verbose: true