plugins

type FrontmanPlugin interface {
	// Name returns the name of the plugin.
	Name() string

	// PreRequest is called before sending the request to the target service.
	// The method takes in the original request, a ServiceRegistry, and a Config.
	// An error is returned if the plugin encounters any issues.
	PreRequest(*http.Request, service.ServiceRegistry, *config.Config) PluginError

	// PostResponse is called after receiving the response from the target service.
	// The method takes in the response, a ServiceRegistry, and a Config.
	// An error is returned if the plugin encounters any issues.
	PostResponse(*http.Response, service.ServiceRegistry, *config.Config) PluginError

	// Close is called when the plugin is being shut down.
	// An error is returned if the plugin encounters any issues.
	Close() PluginError
}

type PluginError interface {
	StatusCode() int
	Error() string
}