Docs: Add language guide structure for Actions

Author: adityasharad

docs/codeql/codeql-language-guides/codeql-for-actions.rst

@@ -0,0 +1,17 @@
+
+.. _codeql-for-actions:
+
+CodeQL for GitHub Actions
+===============
+
+Experiment and learn how to write effective and efficient queries for CodeQL databases generated from GitHub Actions code.
+
+.. toctree::
+   :hidden:
+
+   codeql-library-for-actions
+   customizing-library-models-for-actions
+
+-  :doc:`CodeQL library for GitHub Actions <codeql-library-for-actions>`: When you're analyzing a Ruby program, you can make use of the large collection of classes in the CodeQL library for GitHub Actions.
+
+-  :doc:`Customizing library models for GitHub Actions <customizing-library-models-for-actions>`: You can model frameworks and libraries that your codebase depends on using data extensions and publish them as CodeQL model packs.

docs/codeql/codeql-language-guides/index.rst

@@ -7,6 +7,7 @@ Experiment and learn how to write effective and efficient queries for CodeQL dat
 
 .. toctree::
 
+   codeql-for-actions
    codeql-for-cpp
    codeql-for-csharp
    codeql-for-go