security check

Author: nikhilsinclair

cdk/lib/amplify-stack.ts

@@ -76,7 +76,7 @@ export class AmplifyStack extends cdk.Stack {
     });
 
     amplifyApp.addCustomRule({
-      source: "/<*>",
+      source: "</^[^.]+$|.(?!(css|gif|ico|jpg|js|png|txt|svg|woff|woff2|ttf|map|json|webp)$)([^.]+$)/>",
       target: "/",
       status: RedirectStatus.NOT_FOUND_REWRITE,
     });