The diagram
Every HTTP response is a decision.
Send a request from the rail, or call this page's live URL with curl, and watch the flowchart decide the status one question at a time.
WebMacha sandbox
The resource says POST creates a new thing and names its path. At N11 the body is accepted, the new URI goes into Location, and P11 notices the Location header and answers 201 Created.
Decision flow
Decision path
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Request log
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