refactor: align frontend ownership boundaries

Close audit gaps across API drift, query policy, UI, and tests.

src/pages/account-events/ui/components/AccountEventsPageError.view.tsx

@@ -0,0 +1,20 @@
+import { Button } from "@mantine/core";
+import type { FC } from "react";
+import { useTranslation } from "react-i18next";
+import { StateView } from "@/shared/ui";
+
+type AccountEventsPageErrorProps = { retry: () => void };
+
+const AccountEventsPageError: FC<AccountEventsPageErrorProps> = (props) => {
+	const { t } = useTranslation();
+	return (
+		<StateView
+			error
+			title={t("events.errorTitle")}
+			text={t("events.errorText")}
+			action={<Button onClick={props.retry}>{t("events.retry")}</Button>}
+		/>
+	);
+};
+
+export { AccountEventsPageError };