✨ feat(security): 完成密文升级与连接恢复包导入导出

frontend/src/components/SecurityUpdateIntroModal.tsx

@@ -0,0 +1,107 @@
+import { Button, Modal } from 'antd';
+import { SafetyCertificateOutlined } from '@ant-design/icons';
+import type { CSSProperties } from 'react';
+
+import type { OverlayWorkbenchTheme } from '../utils/overlayWorkbenchTheme';
+
+interface SecurityUpdateIntroModalProps {
+  open: boolean;
+  loading?: boolean;
+  darkMode: boolean;
+  overlayTheme: OverlayWorkbenchTheme;
+  onStart: () => void;
+  onPostpone: () => void;
+  onViewDetails: () => void;
+}
+
+const actionButtonStyle: CSSProperties = {
+  height: 38,
+  borderRadius: 12,
+  paddingInline: 18,
+  fontWeight: 600,
+};
+
+const SecurityUpdateIntroModal = ({
+  open,
+  loading = false,
+  darkMode,
+  overlayTheme,
+  onStart,
+  onPostpone,
+  onViewDetails,
+}: SecurityUpdateIntroModalProps) => {
+  return (
+    <Modal
+      title={(
+        <div style={{ display: 'flex', alignItems: 'flex-start', gap: 12 }}>
+          <div
+            style={{
+              width: 38,
+              height: 38,
+              borderRadius: 12,
+              display: 'grid',
+              placeItems: 'center',
+              background: overlayTheme.iconBg,
+              color: overlayTheme.iconColor,
+              fontSize: 18,
+              flexShrink: 0,
+            }}
+          >
+            <SafetyCertificateOutlined />
+          </div>
+          <div>
+            <div style={{ fontSize: 16, fontWeight: 800, color: overlayTheme.titleText }}>
+              已保存配置安全更新
+            </div>
+            <div style={{ marginTop: 3, color: overlayTheme.mutedText, fontSize: 12 }}>
+              使用新的安全存储方式前，需要先完成一次本地配置更新。
+            </div>
+          </div>
+        </div>
+      )}
+      open={open}
+      closable={!loading}
+      maskClosable={!loading}
+      keyboard={!loading}
+      onCancel={onPostpone}
+      width={560}
+      styles={{
+        content: {
+          background: overlayTheme.shellBg,
+          border: overlayTheme.shellBorder,
+          boxShadow: overlayTheme.shellShadow,
+          backdropFilter: overlayTheme.shellBackdropFilter,
+        },
+        header: { background: 'transparent', borderBottom: 'none', paddingBottom: 8 },
+        body: { paddingTop: 8 },
+        footer: { background: 'transparent', borderTop: 'none', paddingTop: 10 },
+      }}
+      footer={[
+        <Button key="details" type="primary" ghost style={actionButtonStyle} onClick={onViewDetails} disabled={loading}>
+          查看详情
+        </Button>,
+        <Button key="later" type="primary" ghost style={actionButtonStyle} onClick={onPostpone} disabled={loading}>
+          稍后提醒我
+        </Button>,
+        <Button key="start" type="primary" style={actionButtonStyle} loading={loading} onClick={onStart}>
+          立即更新
+        </Button>,
+      ]}
+    >
+      <div
+        style={{
+          padding: '12px 0 6px',
+          color: darkMode ? 'rgba(255,255,255,0.82)' : '#2f3b52',
+          lineHeight: 1.8,
+          fontSize: 14,
+        }}
+      >
+        为了让已保存的连接、代理和相关服务配置使用新的安全存储方式，本次更新需要进行一次本地配置更新。
+        更新前会自动创建本地备份；如果本次未完成，系统会保留当前可用配置，你也可以稍后继续。
+      </div>
+    </Modal>
+  );
+};
+
+export type { SecurityUpdateIntroModalProps };
+export default SecurityUpdateIntroModal;