fix: improve error message display in proxy panel (#3656)

src/components/proxy/ProxyPanel.tsx

@@ -29,6 +29,7 @@ import {
 import type { ProxyStatus } from "@/types/proxy";
 import { useTranslation } from "react-i18next";
 import { AnimatePresence, motion } from "framer-motion";
+import { extractErrorMessage } from "@/utils/errorUtils";
 
 interface ProxyPanelProps {
   enableLocalProxy: boolean;
@@ -88,8 +89,12 @@ export function ProxyPanel({
         { closeButton: true },
       );
     } catch (error) {
+      const detail =
+        extractErrorMessage(error) ||
+        t("common.unknown", { defaultValue: "未知错误" });
       toast.error(
         t("proxy.takeover.failed", {
+          detail,
           defaultValue: "切换接管状态失败",
         }),
       );