public FallbackIntentHandler
Indicates that this class is an interface FallbackIntentHandler and implements the
org.rewedigital.dialog.handler.DialogflowIntentHandler interface.
interface FallbackIntentHandler has the Component Annotation and will be autogenerated by Spring.
The interface FallbackIntentHandler is a special kind of interface IntentHandler witch will be triggered
if the org.rewedigital.dialog.resolver.RequestResolver can't find a matching interface IntentHandler
for the incoming request. The org.rewedigital.dialog.handler.DialogflowIntentHandler.canHandleDialogflowIntent
method will be ignored then.