Post-PR review.

[tdykstra]

Review of the article created by #32529

Mostly changes to conform to the style guide.
On periods in bulleted lists, see https://styleguides.azurewebsites.net/Styleguide/Read?id=2700&topicid=56575

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aspnetcore/fundamentals/minimal-apis/aspnetcore-openapi.md	Get started with Microsoft.AspNetCore.OpenApi

[Rick-Anderson]

Search and replace here -- too verbose

ADD the OpenAPI-related services to `Program.cs`: <!-- REPLACE FOLLOWING WITH SNIPPET -->```

[Rick-Anderson]

[Rick-Anderson]

. The requests below will resolve the v1 and internal documents respectively.
The following requests resolve (nuke will)

remove all FT.

[Rick-Anderson]

Split up

Transformers are useful for scenarios like:

• adding parameters to all operations in a document,
• modifying descriptions for parameters or operations,
• adding top-level information to the OpenAPI document.

[Rick-Anderson]

rewrite

Operation transformers apply to each individual operation (combination of path + HTTP method) and can be used to modify parameters or responses on endpoints.

Operation transformers apply to each individual operation, modifying parameters or responses on endpoints. These operations are a combination of the path and the HTTP method.

LInk to source on new APIs, ie
https://github.com/dotnet/aspnetcore/blob/main/src/OpenApi/src/Transformers/IOpenApiDocumentTransformer.cs#L9

[Rick-Anderson]

https://github.com/dotnet/aspnetcore/blob/main/src/OpenApi/src/Services/OpenApiOptions.cs

[Rick-Anderson]

useTransformer in https://github.com/dotnet/aspnetcore/blob/main/src/OpenApi/src/Services/OpenApiOptions.cs#L47

[Rick-Anderson]

aspnetcore\src\Mvc\Mvc.ApiExplorer\src\ApiDescriptionGroupCollectionProvider.cs
contains ApiDescriptionGroups

Probably create another PR to update these ref when the API is built. It's nice to have a link to the source and the API ref.

he sample below

[captainsafia]

I'm not an expert on the style guide but the content looks fine.

I've added a suggestion for the missing code snippet for multi-doc transformers.