Env works as Getenv but the first argument is a default value.

Getenv same as os.Getenv, but with fallback support.

LookupEnv same as os.LookupEnv, but with fallback support.

NewCtlComponent creates a component that will bind the passed context at bootstrap.

Kernel app holds your top level data for you service Router, Dispatcher, Scope.

Component represents a service component, a component need to implement a bootstrap method which is responsible to set up the component with the app, ex: register a type Providers, or add middleware handler.

ComponentFunc func implementing Component interface.