BeforeRouteHook 
ts
type BeforeRouteHook: (to, context) => MaybePromise<void>;Represents a function called before a route change, potentially altering the routing operation.
Parameters 
| Parameter | Type | Description | 
|---|---|---|
to | ResolvedRoute | ResolvedRoute The resolved route the router is navigating to. | 
context | BeforeRouteHookContext | BeforeRouteHookContext The context providing functions and state for the routing operation. | 
Returns 
MaybePromise<void>