Fix text encoding and delete responses

src-web/hooks/useLatestResponse.ts

@@ -3,5 +3,5 @@ import { useResponses } from './useResponses';
 
 export function useLatestResponse(requestId: string | null): HttpResponse | null {
   const responses = useResponses(requestId);
-  return responses[responses.length - 1] ?? null;
+  return responses[0] ?? null;
 }

src-web/hooks/useResponseBodyText.ts

@@ -8,7 +8,8 @@ export function useResponseBodyText(response: HttpResponse) {
     initialData: null,
     queryFn: async () => {
       if (response.body) {
-        return String.fromCharCode.apply(null, response.body);
+        const uint8Array = Uint8Array.of(...response.body);
+        return new TextDecoder().decode(uint8Array);
       }
 
       if (response.bodyPath) {