refactor: define correct type inside of casting

packages/tuono-router/src/components/RouterContext.tsx

@@ -96,7 +96,7 @@ export function RouterContextProvider({
     () => ({
       serverSideProps: isServerSide
         ? serverSideProps
-        : (window.__TUONO_SSR_PROPS__ as ServerProps),
+        : window.__TUONO_SSR_PROPS__,
       router,
       location,
       updateLocation: setLocation,

packages/tuono-router/src/globals.ts

@@ -1,10 +1,9 @@
 import type { Router } from './router'
+import type { ServerProps } from './types'
 
 declare global {
   interface Window {
     __TUONO__ROUTER__: Router
-    __TUONO_SSR_PROPS__?: {
-      props?: unknown
-    }
+    __TUONO_SSR_PROPS__?: ServerProps
   }
 }