Cfg provides a new Config using values from a Viper and contains the given middleware and handlers.

CfgTest provides the passed Config.

New returns a new instance of Router configured with the given Config.

Provide provides a new Router using the given Config.

ProviderProductionSet provides a new Router for use in production.

ProviderTestSet provides a new Router for use in testing.

Config contains the parameters for configuring a Router.

Router contains the engine and Config for routing requests.