feat(settings,questions,school,textbooks): add brand config, question components, school dialogs, textbooks hooks

settings:

- Add actions-brand, brand-config, data-access-brand for brand management

- Add admin-file-upload-card, admin-notification-config-card, admin-school-info-card, admin-security-policy-card

- Add ai-provider-delete-dialog, ai-provider-selector, brand-config-card

- Add security-recent-logins-section, security-two-factor-section

- Add config/profile-overview-config, data-access-profile-overview, lib/system-settings-utils

questions:

- Add batch-operations, import-export-buttons, knowledge-point-selector, options-editor

- Add question-bank-results-client, question-cascade-filter, question-content-renderer, utils

school:

- Add grade-delete-dialog, grade-form-dialog, grade-list-toolbar, grade-overview-cards

- Add use-grade-data hook

textbooks:

- Add textbook-form-fields component

- Add use-kp-create, use-kp-delete, use-kp-update hooks

src/modules/settings/components/ai-provider-delete-dialog.tsx

@@ -0,0 +1,68 @@
+"use client"
+
+import { useTranslations } from "next-intl"
+import { Loader2, Trash2 } from "lucide-react"
+import { type ReactElement } from "react"
+
+import { Button } from "@/shared/components/ui/button"
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogTitle,
+  AlertDialogTrigger,
+} from "@/shared/components/ui/alert-dialog"
+
+interface AiProviderDeleteDialogProps {
+  /** 是否禁用删除按钮（无选中项或正在执行其他操作时） */
+  disabled: boolean
+  /** 是否正在执行删除操作 */
+  isPending: boolean
+  /** 确认删除回调 */
+  onConfirm: () => void
+}
+
+/**
+ * AI 服务商删除确认对话框
+ *
+ * 仅负责删除确认交互，具体删除逻辑由父组件通过 onConfirm 回调注入。
+ */
+export function AiProviderDeleteDialog({
+  disabled,
+  isPending,
+  onConfirm,
+}: AiProviderDeleteDialogProps): ReactElement {
+  const t = useTranslations("settings.ai.providers")
+
+  return (
+    <AlertDialog>
+      <AlertDialogTrigger asChild>
+        <Button
+          type="button"
+          variant="destructive"
+          disabled={disabled}
+        >
+          <Trash2 className="mr-2 h-4 w-4" />
+          {t("delete")}
+        </Button>
+      </AlertDialogTrigger>
+      <AlertDialogContent>
+        <AlertDialogHeader>
+          <AlertDialogTitle>{t("deleteConfirmTitle")}</AlertDialogTitle>
+          <AlertDialogDescription>{t("deleteConfirmDescription")}</AlertDialogDescription>
+        </AlertDialogHeader>
+        <AlertDialogFooter>
+          <AlertDialogCancel>{t("deleteCancel")}</AlertDialogCancel>
+          <AlertDialogAction onClick={onConfirm}>
+            {isPending ? <Loader2 className="mr-2 h-4 w-4 animate-spin" /> : null}
+            {t("deleteConfirm")}
+          </AlertDialogAction>
+        </AlertDialogFooter>
+      </AlertDialogContent>
+    </AlertDialog>
+  )
+}