diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
new file mode 100644
index 00000000000..e9b2c71857d
--- /dev/null
+++ b/.github/workflows/documentation.yml
@@ -0,0 +1,20 @@
+name: "Documentation"
+
+on:
+  pull_request:
+    branches:
+      - "*.x"
+    paths:
+      - ".github/workflows/documentation.yml"
+      - "docs/**"
+  push:
+    branches:
+      - "*.x"
+    paths:
+      - ".github/workflows/documentation.yml"
+      - "docs/**"
+
+jobs:
+  documentation:
+    name: "Documentation"
+    uses: "doctrine/.github/.github/workflows/documentation.yml@5.1.0"
diff --git a/docs/en/reference/testing.rst b/docs/en/reference/testing.rst
index fdde5b238ff..87f6956700b 100644
--- a/docs/en/reference/testing.rst
+++ b/docs/en/reference/testing.rst
@@ -85,7 +85,7 @@ We do not currently have specific instructions on how to run a Database
 server, but we do recommend Docker as a convenient way to do so.
 We do not recommend running against a particular version of the chosen
 RDBMS either, as long as you pick one of the
-:doc:`officially supported versions <reference/platforms>`.
+:doc:`officially supported versions <platforms>`.
 
 Recommendations on Writing Tests
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/docs/en/sidebar.rst b/docs/en/sidebar.rst
index 66c8e2dbed9..6656369d91c 100644
--- a/docs/en/sidebar.rst
+++ b/docs/en/sidebar.rst
@@ -1,33 +1,31 @@
-.. toc::
+:orphan:
 
-   .. tocheader:: Reference
+.. toctree::
+   :caption: Reference
+   :depth: 3
 
-   .. toctree::
-      :depth: 3
+   /reference/introduction
+   /reference/architecture
+   /reference/configuration
+   /reference/data-retrieval-and-manipulation
+   /reference/query-builder
+   /reference/transactions
+   /reference/platforms
+   /reference/types
+   /reference/schema-manager
+   /reference/schema-representation
+   /reference/security
+   /reference/supporting-other-databases
+   /reference/portability
+   /reference/caching
+   /reference/known-vendor-issues
+   /reference/cli-tools
+   /reference/testing
 
-      /reference/introduction
-      /reference/architecture
-      /reference/configuration
-      /reference/data-retrieval-and-manipulation
-      /reference/query-builder
-      /reference/transactions
-      /reference/platforms
-      /reference/types
-      /reference/schema-manager
-      /reference/schema-representation
-      /reference/security
-      /reference/supporting-other-databases
-      /reference/portability
-      /reference/caching
-      /reference/known-vendor-issues
-      /reference/testing
 
-.. toc::
+.. toctree::
+   :caption: Explanation
+   :depth: 3
 
-   .. tocheader:: Explanation
-
-   .. toctree::
-      :depth: 3
-
-      /explanation/dc2type-comments
-      /explanation/implicit-indexes
+   /explanation/dc2type-comments
+   /explanation/implicit-indexes