static fun setupBackend(vertx: Vertx, options: MicrometerMetricsOptions): BackendRegistry
Create a new backend registry, containing a micrometer registry, initialized with the provided options. If a registry already exists with the associated name, it is just returned without any effect.
vertx - vertx object that might be necessary for some backend initialization
options - micrometer options, including configuration related to the backend. Should be a subclass of MicrometerMetricsOptions (ex: VertxInfluxDbOptions, VertxPrometheusOptions). If the class is not recognized, a NoopBackendRegistry will be returned.
Return
the created (or existing) BackendRegistry