New returns a new Prometheus instance for the given configuration.

Config is the structure of the configuration for a single Prometheus instance.

Datum is the structure of a single data point of a metric.

Metric is the response format for a single metric.

Metrics is the structure for the returned metrics from the Prometheus metrics API endpoint.

Query is the structure of a query.

Instance is the interface for a single Prometheus instance, which can be added via the configuration file.