Both blocks now come from a snippet region in their test, and a second test
fails when docs/start/README.md stops showing it, as the Rust and Python
blocks already do. The TS block differs only in the package import specifier.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
A language x package matrix (each cell a tested snippet or "not yet"), a C# first-call test and a TypeScript first-call test that the docs link, and a pointer from the top of README.md.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
