Add ShadowWriterProjectInfo RSCG example

[ignatandrei]

Added the 209th Roslyn Source Code Generator example, ShadowWriterProjectInfo by Stefan Stolz, including documentation, example project, metadata, and updates to lists and category counts. This generator demonstrates generating C# code from project attributes using the ShadowWriter NuGet package.

[Copilot]

Pull Request Overview

This PR adds the 209th Roslyn Source Code Generator example for ShadowWriterProjectInfo by Stefan Stolz, which demonstrates generating C# code from project attributes using the ShadowWriter NuGet package.

• Added complete documentation and example project for ShadowWriterProjectInfo
• Updated all count references from 208 to 209 examples across the site
• Added the new generator to the Builder category with proper categorization

Reviewed Changes

Copilot reviewed 22 out of 24 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
RSCG.json	Added ShadowWriterProjectInfo entry to the main generator list
HomepageFeatures/index.tsx	Updated example count from 208 to 209 in homepage feature
indexRSCG.md	Updated main index with new generator entry and count
about.md	Updated total count in about page
RSCG-Examples/index.md	Added ShadowWriterProjectInfo to Builder category and updated count
ShadowWriterProjectInfo.md	Complete documentation page for the new generator
ShadowWriterBuilder.md	Updated category count reference
Categories/Builder.md	Added new generator to Builder category list
video.json	Video configuration for the new example
src files	Example project files demonstrating ShadowWriterProjectInfo usage
book files	Updated book format files with new generator
GeneratorDataRec.json	Added generator metadata record
all.csv	Added generator to CSV list
README.md	Updated main readme with new generator entry

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}