fix: make request/response types explicit

Author: danielroe

src/event/utils.ts

@@ -6,8 +6,8 @@ import type {
 } from "../types";
 
 export function defineEventHandler<
-  Request extends EventHandlerRequest = EventHandlerRequest,
-  Response = any,
+  Request extends EventHandlerRequest,
+  Response,
 >(handler: EventHandler<Request, Response>): EventHandler<Request, Response>;
 // TODO: remove when appropriate
 // This signature provides backwards compatibility with previous signature where first generic was return type
@@ -16,11 +16,11 @@ export function defineEventHandler<
   Response = EventHandlerResponse,
 >(
   handler: EventHandler<
-    Request extends EventHandlerRequest ? Request : any,
+    Request extends EventHandlerRequest ? Request : EventHandlerRequest,
     Request extends EventHandlerRequest ? Response : Request
   >,
 ): EventHandler<
-  Request extends EventHandlerRequest ? Request : any,
+  Request extends EventHandlerRequest ? Request : EventHandlerRequest,
   Request extends EventHandlerRequest ? Response : Request
 >;
 export function defineEventHandler<