it should get the TOC from the global _toc.yaml...

admin-guide/index.md

@@ -0,0 +1,7 @@
+# Admin Guide
+
+Contents:
+```{contents}
+:local:
+:depth:2
+```

admin-guide/index.rst

@@ -1,13 +0,0 @@
-.. Linux Infrastructure documentation master file, created by
-   sphinx-quickstart on Mon Apr 11 13:24:16 2016.
-   You can adapt this file completely to your liking, but it should at least
-   contain the root `toctree` directive.
-
-Admin Guide
-================================================
-
-Contents:
-
-.. toctree::
-   :maxdepth: 2
-