AddGET adds handler and path to the engine.

AddPOST adds handler and path to the engine.

Auth manage the authentication against the API.

CorrelationID return a gin handler and add a field in the http header.

GetClientIP gets the correct IP for the end client instead of the proxy.

GetDurationInMilliseconds takes a start time and returns a duration in milliseconds.

LogMiddleware logs a gin HTTP request in JSON format, with some additional custom key/values.

Run execute le gin router.

Stop the http server.