Optional Internal_— overridable for testing
ReadonlyheadersReadonlyitemsReadonlymethodThe authenticated principal for this request.
Set by authentication middleware; typed as unknown at the
RequestContext level — handlers receive a fully typed version
via ActionContext.principal.
ReadonlyrequestReadonlyresponseReadonlyurlPath parameters extracted from the matched route template.
Parsed query string parameters from the request URL.
The DI service provider scoped to this request. Set by the server before invoking the handler.
Per-request context object passed to every middleware and endpoint handler.
Provides typed access to path/query parameters, headers, the request body, and the DI service provider for the current request scope.
Example