ah-ha, okay. I see the problem in both. I think the issue is that I am failing to register to Swagger what auth headers it should be using when Swagger sends authenticated requests. Neither curl command or 'Try it out' operation sends any auth headers that I attempted to register with Swagger.
Definition of cynosure for English Language Learners. : a person or thing that attracts a lot of attention or interest.
syndesmosis A joint in which the bones are connected by ligaments or fibrous sheets. syndesmosis fibrous joint, in which two relatively remote surfaces are united by a ligament, e.g. interosseous ligament uniting inferior tibia and fibula syndesmosis pl. syndesmoses [Gr.] a joint in which the bones are united by fibrous connective tissue forming an interosseous membrane or ligament that allows a modest amount of movement.