Added TOC to each docs page

Author: rjrudin

docs/Gemfile.lock

@@ -253,6 +253,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  arm64-darwin-23
   x86_64-linux
 
 DEPENDENCIES

docs/configuring-the-connector.md

@@ -4,6 +4,14 @@ title: Configuring the Connector
 nav_order: 4
 ---
 
+## Table of contents
+{: .no_toc .text-delta }
+
+- TOC
+{:toc}
+
+## Overview
+
 Using the MarkLogic Kafka connector requires configuring a set of properties to control how the connector interacts
 with MarkLogic. The manner in which you use the MarkLogic connector will determine how you configure the connector:
 

docs/installation-guide.md

@@ -4,6 +4,14 @@ title: Installation Guide
 nav_order: 3
 ---
 
+## Table of contents
+{: .no_toc .text-delta }
+
+- TOC
+{:toc}
+
+## Overview
+
 Apache Kafka can be run either as a standalone product or via a provider such as Confluent. This guide provides
 instructions on using the MarkLogic connector with either Kafka as a standalone product or via Confluent. Other
 Kafka providers exist and should be capable of utilizing the MarkLogic connector as well, but instructions on those

docs/reading-data.md

@@ -4,6 +4,14 @@ title: Reading Data
 nav_order: 5
 ---
 
+## Table of contents
+{: .no_toc .text-delta }
+
+- TOC
+{:toc}
+
+## Overview
+
 The MarkLogic Kafka connector uses the [Optic API](https://docs.marklogic.com/guide/app-dev/OpticAPI) to read data from
 MarkLogic as rows. Each row is converted into a Kafka `SourceRecord` and sent to a user-defined topic. To enable
 this, the following properties must be configured:

docs/writing-data.md

@@ -4,6 +4,14 @@ title: Writing Data
 nav_order: 6
 ---
 
+## Table of contents
+{: .no_toc .text-delta }
+
+- TOC
+{:toc}
+
+## Overview
+
 By default, the MarkLogic Kafka connector assumes that the app server associated with the port defined by the `ml.connection.port`
 property is a [REST API app server](https://docs.marklogic.com/guide/rest-dev) - that is, the value of its `url rewriter`
 property is `/MarkLogic/rest-api/rewriter.xml` or a variation of that rewriter. This allows the MarkLogic connector to use the