feat(ui): add rectifier config panel in advanced settings

- Add RectifierConfigPanel component with master switch and thinking signature toggle
- Add API wrapper for rectifier config
- Add i18n translations for zh/en/ja

src/components/settings/SettingsPage.tsx

@@ -9,6 +9,7 @@ import {
   Database,
   Server,
   ChevronDown,
+  Zap,
 } from "lucide-react";
 import * as AccordionPrimitive from "@radix-ui/react-accordion";
 import { toast } from "sonner";
@@ -40,6 +41,7 @@ import { ModelTestConfigPanel } from "@/components/usage/ModelTestConfigPanel";
 import { AutoFailoverConfigPanel } from "@/components/proxy/AutoFailoverConfigPanel";
 import { FailoverQueueManager } from "@/components/proxy/FailoverQueueManager";
 import { UsageDashboard } from "@/components/usage/UsageDashboard";
+import { RectifierConfigPanel } from "@/components/settings/RectifierConfigPanel";
 import { useSettings } from "@/hooks/useSettings";
 import { useImportExport } from "@/hooks/useImportExport";
 import { useTranslation } from "react-i18next";
@@ -526,6 +528,28 @@ export function SettingsPage({
                         />
                       </AccordionContent>
                     </AccordionItem>
+
+                    <AccordionItem
+                      value="rectifier"
+                      className="rounded-xl glass-card overflow-hidden"
+                    >
+                      <AccordionTrigger className="px-6 py-4 hover:no-underline hover:bg-muted/50 data-[state=open]:bg-muted/50">
+                        <div className="flex items-center gap-3">
+                          <Zap className="h-5 w-5 text-purple-500" />
+                          <div className="text-left">
+                            <h3 className="text-base font-semibold">
+                              {t("settings.advanced.rectifier.title")}
+                            </h3>
+                            <p className="text-sm text-muted-foreground font-normal">
+                              {t("settings.advanced.rectifier.description")}
+                            </p>
+                          </div>
+                        </div>
+                      </AccordionTrigger>
+                      <AccordionContent className="px-6 pb-6 pt-4 border-t border-border/50">
+                        <RectifierConfigPanel />
+                      </AccordionContent>
+                    </AccordionItem>
                   </Accordion>
 
                   <div className="pt-4">

src/i18n/locales/en.json

@@ -186,6 +186,16 @@
       "data": {
         "title": "Data Management",
         "description": "Import/export configurations and backup/restore"
+      },
+      "rectifier": {
+        "title": "Rectifier",
+        "description": "Automatically fix API request compatibility issues",
+        "enabled": "Enable Rectifier",
+        "enabledDescription": "Master switch, all rectification features will be disabled when turned off",
+        "requestGroup": "Request Rectification",
+        "responseGroup": "Response Rectification",
+        "thinkingSignature": "Thinking Signature Rectification",
+        "thinkingSignatureDescription": "Automatically fix Claude API errors caused by thinking signature validation failures"
       }
     },
     "language": "Language",

src/i18n/locales/ja.json

@@ -186,6 +186,16 @@
       "data": {
         "title": "データ管理",
         "description": "設定のインポート/エクスポートとバックアップ/復元"
+      },
+      "rectifier": {
+        "title": "整流器",
+        "description": "API リクエストの互換性問題を自動修正",
+        "enabled": "整流器を有効化",
+        "enabledDescription": "マスタースイッチ、オフにするとすべての整流機能が無効になります",
+        "requestGroup": "リクエスト整流",
+        "responseGroup": "レスポンス整流",
+        "thinkingSignature": "Thinking 署名整流",
+        "thinkingSignatureDescription": "Claude API の thinking 署名検証エラーを自動修正"
       }
     },
     "language": "言語",

src/i18n/locales/zh.json

@@ -186,6 +186,16 @@
       "data": {
         "title": "数据管理",
         "description": "导入导出配置与备份恢复"
+      },
+      "rectifier": {
+        "title": "整流器",
+        "description": "自动修复 API 请求中的兼容性问题",
+        "enabled": "启用整流器",
+        "enabledDescription": "总开关，关闭后所有整流功能将被禁用",
+        "requestGroup": "请求整流",
+        "responseGroup": "响应整流",
+        "thinkingSignature": "Thinking 签名整流",
+        "thinkingSignatureDescription": "自动修复 Claude API 中因 thinking 签名校验失败导致的请求错误"
       }
     },
     "language": "界面语言",

src/lib/api/settings.ts

@@ -134,4 +134,17 @@ export const settingsApi = {
   > {
     return await invoke("get_tool_versions");
   },
+
+  async getRectifierConfig(): Promise<RectifierConfig> {
+    return await invoke("get_rectifier_config");
+  },
+
+  async setRectifierConfig(config: RectifierConfig): Promise<boolean> {
+    return await invoke("set_rectifier_config", { config });
+  },
 };
+
+export interface RectifierConfig {
+  enabled: boolean;
+  requestThinkingSignature: boolean;
+}