chore: 导入清理前的完整工程状态（含 Capacitor 原生壳，作为回滚备份点）

apps/web/app/utils/dialog.ts

@@ -0,0 +1,47 @@
+import { actionSheetController, alertController } from '@ionic/vue'
+import { yunleHaptic } from './yunleHost'
+
+/**
+ * iOS 风格的弹窗：替代 @capacitor/dialog（Web 上会退化成 window.alert / confirm / prompt）
+ */
+
+export async function showAlert(header: string, message: string): Promise<void> {
+  const alert = await alertController.create({ header, message, buttons: ['好'] })
+  await alert.present()
+  await alert.onDidDismiss()
+}
+
+/**
+ * 破坏性操作的确认：底部操作表，确认项为红色
+ */
+export async function confirmDestructive(options: { header: string, confirmText: string }): Promise<boolean> {
+  void yunleHaptic('medium')
+  const sheet = await actionSheetController.create({
+    header: options.header,
+    buttons: [
+      { text: options.confirmText, role: 'destructive' },
+      { text: '取消', role: 'cancel' },
+    ],
+  })
+  await sheet.present()
+  const { role } = await sheet.onDidDismiss()
+  return role === 'destructive'
+}
+
+/**
+ * 多行文本输入；取消时返回 undefined
+ */
+export async function promptText(options: { header: string, message?: string, placeholder?: string, okText: string }): Promise<string | undefined> {
+  const alert = await alertController.create({
+    header: options.header,
+    message: options.message,
+    inputs: [{ name: 'value', type: 'textarea', placeholder: options.placeholder }],
+    buttons: [
+      { text: '取消', role: 'cancel' },
+      { text: options.okText, role: 'confirm' },
+    ],
+  })
+  await alert.present()
+  const { role, data } = await alert.onDidDismiss<{ values: { value?: string } }>()
+  return role === 'confirm' ? data?.values.value ?? '' : undefined
+}