Update src/content/docs/workers/static-assets/routing/single-page-application.mdx

Co-authored-by: Greg Brimble <[email protected]>

Author: korinne

src/content/docs/workers/static-assets/routing/single-page-application.mdx

@@ -68,7 +68,7 @@ This configuration provides explicit routing control without relying on browser
 
 **For example:**
 
-<TypeScriptExample filename="index.ts">
+<TypeScriptExample filename="./src/index.ts">
 
 ```ts
 export default {