Function Fallback

Fallback(options?: FallbackOptions): MethodDecorator
A method decorator for defining a fallback HTTP GET route.
Parameters
- Optionaloptions: FallbackOptions
  Optional configuration for the route.
Returns MethodDecorator
A method decorator configured for a fallback GET route.
Example
```
@Fallback()
handleFallback() {
  return 'Fallback route';
}
```