Address minor copilot review comments

Author: bcantoni

docs/dev-guide.md

@@ -223,11 +223,18 @@ For more details, see the GitHub Pages topic on
 
 ### Link checking
 
-To run a link checker locally, this is one way to do it using the Python [linkchecker](https://github.com/linkchecker/linkchecker) project:
+To run a link checker locally, this is one way to do it using the Python [linkchecker](https://github.com/linkchecker/linkchecker) project.
+
+First, start the local preview server:
 
 ```bash
 bundle install # or bundle update
 bundle exec jekyll serve
+```
+
+Then, in another shell run the link checker:
+
+```bash
 uvx linkchecker --check-extern --no-warnings http://localhost:4000/server-client-python/ --ignore-url="tableau.github.io" --ignore-url="127.0.0.1"
 ```
 

docs/index.md

@@ -21,7 +21,7 @@ This page describes how to:
 
 Before you install TSC, confirm that you have the following dependencies installed:
 
-* Python. You can use TSC with Python 3.10 or later. This project should work all the way back to Python 3.7 at a minimum, but active development is focused on Python versions that haven't reached end-of-life yet. (Refer to the [Status of Python versions](https://devguide.python.org/versions/)).
+* Python. You can use TSC with Python 3.10 or later. Active development is focused on Python versions that haven't reached end-of-life yet. (Refer to the [Status of Python versions](https://devguide.python.org/versions/)).
 * Git. Optional, but recommended to download the samples or install from the source code.
 
 ## Install TSC