feat: 同步上游更新 - 可视化配置编辑器与导航重构

- feat(config): 添加可视化配置编辑器和 YAML 处理
- feat(i18n): 可视化配置编辑器国际化支持
- feat(logs): 优化日志加载，支持自动预加载
- feat(ui): API 使用统计显示成功/失败状态
- feat(ui): Payload 规则编辑器空状态显示
- refactor(nav): Config Panel 导航重构，移除 Settings/API Keys 页面
- fix(ui): Config Panel 操作栏居中，ProviderNav 移至底部

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

package-lock.json

@@ -20,6 +20,7 @@
         "react-dom": "^19.2.1",
         "react-i18next": "^16.4.0",
         "react-router-dom": "^7.10.1",
+        "yaml": "^2.8.2",
         "zustand": "^5.0.9"
       },
       "devDependencies": {
@@ -4269,6 +4270,22 @@
       "dev": true,
       "license": "ISC"
     },
+    "node_modules/yaml": {
+      "version": "2.8.2",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
+      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A==",
+      "license": "ISC",
+      "peer": true,
+      "bin": {
+        "yaml": "bin.mjs"
+      },
+      "engines": {
+        "node": ">= 14.6"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/eemeli"
+      }
+    },
     "node_modules/yocto-queue": {
       "version": "0.1.0",
       "dev": true,