Docs: Add GitHub Actions as a supported language

Include GitHub Actions (identifier `actions`) everywhere we list
supported languages, query packs, and library packs.

Query and library documentation link targets do not exist yet.

docs/codeql/codeql-overview/codeql-tools.rst

@@ -23,6 +23,8 @@ The standard CodeQL query and library packs
 (`source <https://github.com/github/codeql/tree/codeql-cli/latest>`__)
 maintained by GitHub are:
 
+- ``codeql/actions-queries`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/actions/ql/src/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/actions/ql/src>`__)
+- ``codeql/actions-all`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/actions/ql/lib/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/actions/ql/lib>`__)
 - ``codeql/cpp-queries`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/cpp/ql/src/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/cpp/ql/src>`__)
 - ``codeql/cpp-all`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/cpp/ql/lib/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/cpp/ql/lib>`__)
 - ``codeql/csharp-queries`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/csharp/ql/src/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/csharp/ql/src>`__)

docs/codeql/reusables/actions-further-reading.rst

@@ -0,0 +1,2 @@
+- `CodeQL queries for GitHub Actions <https://github.com/github/codeql/tree/main/actions/ql/src>`__
+- `CodeQL library reference for GitHub Actions <https://codeql.github.com/codeql-standard-libraries/actions/>`__

docs/codeql/reusables/extractors.rst

@@ -4,6 +4,8 @@
 
    * - Language
      - Identifier
+   * - GitHub Actions
+     - ``actions``
    * - C/C++ 
      - ``cpp``
    * - C# 

docs/codeql/reusables/supported-frameworks.rst

@@ -40,6 +40,23 @@ and the CodeQL library pack ``codeql/csharp-all`` (`changelog <https://github.co
    NHibernate, Database ORM
    WinForms, User interface
 
+GitHub Actions built-in support
+================================
+
+Provided by the current versions of the
+CodeQL query pack ``codeql/actions-queries`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/cpp/ql/src/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/actions/ql/src>`__)
+and the CodeQL library pack ``codeql/actions-all`` (`changelog <https://github.com/github/codeql/tree/codeql-cli/latest/cpp/ql/lib/CHANGELOG.md>`__, `source <https://github.com/github/codeql/tree/codeql-cli/latest/actions/ql/lib>`__).
+
+.. csv-table::
+   :header-rows: 1
+   :class: fullWidthTable
+   :widths: auto
+   :align: left
+
+   Name, Category
+   `GitHub Actions workflow YAML files <https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions>`, Workflows
+   `GitHub Actions action metadata YAML files <https://docs.github.com/en/actions/sharing-automations/creating-actions/metadata-syntax-for-github-actions>`, Actions
+
 Go built-in support
 ================================
 

docs/codeql/reusables/supported-versions-compilers.rst

@@ -16,6 +16,7 @@
    .NET Core up to 3.1
 
    .NET 5, .NET 6, .NET 7, .NET 8, .NET 9","``.sln``, ``.csproj``, ``.cs``, ``.cshtml``, ``.xaml``"
+   GitHub Actions [12]_,"Not applicable",Not applicable,"``.github/workflows/*.yml``, ``.github/workflows/*.yaml``, ``action.yml``, ``action.yaml``"
    Go (aka Golang), "Go up to 1.24", "Go 1.11 or more recent", ``.go``
    Java,"Java 7 to 24 [5]_","javac (OpenJDK and Oracle JDK),
 
@@ -40,3 +41,4 @@
     .. [9] Requires glibc 2.17.
     .. [10] Support for the analysis of Swift requires macOS.
     .. [11] TypeScript analysis is performed by running the JavaScript extractor with TypeScript enabled. This is the default.
+    .. [12] Support for GitHub Actions is in public preview.

docs/codeql/writing-codeql-queries/about-codeql-queries.rst

@@ -74,6 +74,7 @@ When writing your own alert queries, you would typically import the standard lib
 - :ref:`CodeQL library guide for C and C++ <codeql-library-for-cpp>`
 - :ref:`CodeQL library guide for C# <codeql-library-for-csharp>`
 - :ref:`CodeQL library guide for Go <codeql-library-for-go>`
+- :ref:`CodeQL library guide for GitHub Actions <codeql-library-for-actions>`
 - :ref:`CodeQL library guide for Java and Kotlin <codeql-library-for-java>`
 - :ref:`CodeQL library guide for JavaScript <codeql-library-for-javascript>`
 - :ref:`CodeQL library guide for Python <codeql-library-for-python>`

docs/query-help-style-guide.md

@@ -7,9 +7,12 @@ When you contribute a new [supported query](supported-queries.md) to this reposi
 * [C/C++ queries](https://codeql.github.com/codeql-query-help/cpp/)
 * [C# queries](https://codeql.github.com/codeql-query-help/csharp/)
 * [Go queries](https://codeql.github.com/codeql-query-help/go/)
-* [Java queries](https://codeql.github.com/codeql-query-help/java/)
-* [JavaScript queries](https://codeql.github.com/codeql-query-help/javascript/)
+* [GitHub Actions queries](https://codeql.github.com/codeql-query-help/actions/)
+* [Java/Kotlin queries](https://codeql.github.com/codeql-query-help/java/)
+* [JavaScript/TypeScript queries](https://codeql.github.com/codeql-query-help/javascript/)
 * [Python queries](https://codeql.github.com/codeql-query-help/python/)
+* [Ruby queries](https://codeql.github.com/codeql-query-help/ruby/)
+* [Swift queries](https://codeql.github.com/codeql-query-help/swift/)
 
 ### Location and file name
 

docs/query-metadata-style-guide.md

@@ -19,10 +19,13 @@ For examples of query files for the languages supported by CodeQL, visit the fol
 
 * [C/C++ queries](https://codeql.github.com/codeql-query-help/cpp/)
 * [C# queries](https://codeql.github.com/codeql-query-help/csharp/)
+* [GitHub Actions queries](https://codeql.github.com/codeql-query-help/actions/)
 * [Go queries](https://codeql.github.com/codeql-query-help/go/)
-* [Java queries](https://codeql.github.com/codeql-query-help/java/)
+* [Java/Kotlin queries](https://codeql.github.com/codeql-query-help/java/)
 * [JavaScript queries](https://codeql.github.com/codeql-query-help/javascript/)
 * [Python queries](https://codeql.github.com/codeql-query-help/python/)
+* [Ruby queries](https://codeql.github.com/codeql-query-help/ruby/)
+* [Swift queries](https://codeql.github.com/codeql-query-help/swift/)
 
 ## Metadata area