[doc] enable autostructify

docs/source/conf.py

@@ -56,6 +56,20 @@ default_role = 'literal'
 
 # -- Source -------------------------------------------------------------
 
+import recommonmark
+from recommonmark.transform import AutoStructify
+
+
+def setup(app):
+    app.add_config_value(
+        'recommonmark_config',
+        {'enable_eval_rst': True, 'enable_auto_doc_ref': True},
+        True,
+    )
+    app.add_stylesheet('custom.css')
+    app.add_transform(AutoStructify)
+
+
 source_parsers = {'.md': 'recommonmark.parser.CommonMarkParser'}
 
 source_suffix = ['.rst', '.md']