Flags concatenates the `flags` into one []cli.Flag.

DurationFlags are healthcheck flags that involves a duration, composed by a start time, an end time, and a step, which is commonly used in most of the commands.

EndpointFlags take either endpoint id or endpoint name as input, and transform to the other one.

EndpointRelationFlags take either destination endpoint id or destination endpoint name as input, and transform to the other one.

InstanceFlags take either service instance id or service instance name as input, and transform to the other one.

InstanceListFlags take either service instance id list or service instance name list as input, and transform to the other one.

InstanceRelationFlags take either destination instance id or destination instance name as input, and transform to the other one.

MetricsFlags can be reused in metrics commands.

PageFlags take either page id or page name as input, and transform to the other one.

ProcessFlags take either process id or process name as input, and transform to the other one.

ProcessRelationFlags take either destination process name as input,.

ServiceFlags take either service id or service name as input, and transform to the other one.

ServiceRelationFlags take either destination service id or destination service name as input, and transform to the other one.

VersionFlags take either browser service version id or browser service version name as input, and transform to the other one.