Update - Add additional casestudy restructure lesson 9 readme.md

[leestott]

Purpose

Restructre readme.md and rename casestudy files

Does this introduce a breaking change?

When developers merge from main and run the server, azd up, or azd deploy, will this produce an error?
If you're not sure, try it out on an old environment.

[ ] Yes
[x] No

Does this require changes to learn.microsoft.com docs or modules?

which includes deployment, settings and usage instructions.

[ ] Yes
[x] No

Type of change

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[x] Documentation content changes
[ ] Other... Please describe:

[Copilot]

Pull Request Overview

This pull request updates the case study documentation by restructuring the README and renaming case study files to better reflect the content and organization.

• Renames and restructures the case study README to "MCP in Action: Real-World Case Studies".
• Adds a new detailed case study document for Azure AI Travel Agents.

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
09-CaseStudy/travelagentsample.md	Adds a comprehensive case study document with technical details.
09-CaseStudy/README.md	Restructures the overview and key sections; updates case study links.

Comments suppressed due to low confidence (1)

09-CaseStudy/README.md:1

• [nitpick] Ensure that the new title 'MCP in Action: Real-World Case Studies' clearly reflects the content of the documentation, especially since multiple case studies are now included.

# MCP in Action: Real-World Case Studies

[Copilot]

Consider adding a more descriptive alt text for the architecture image (e.g., 'Architecture diagram for Azure AI Travel Agents') to improve accessibility.

Suggested change