fix: 周期账单弹窗 — Numpad 移到 scroll-view 外 + 防重复提交 + @confirm 绑定

client/src/pages/recurring/index.vue

@@ -135,9 +135,11 @@
             </picker>
           </view>
 
-          <!-- 数字键盘（内嵌模式，不固定在底部） -->
-          <Numpad v-model="amountStr" :fixed="false" />
         </scroll-view>
+
+        <!-- 数字键盘：在滚动区外，始终可见，避免 scroll-view 吞事件 -->
+        <Numpad v-model="amountStr" :fixed="false" @confirm="handleSubmit" />
+
         <view class="modal-footer" @tap="handleSubmit">
           <text class="submit-text">{{ editingId ? '保存修改' : '添加' }}</text>
         </view>
@@ -167,6 +169,7 @@ const loading = ref(true)
 const showModal = ref(false)
 const editingId = ref<number | null>(null)
 const amountStr = ref('')
+const saving = ref(false)
 const syncCount = ref(0)
 
 const freqMap: Record<string, string> = {
@@ -254,6 +257,7 @@ async function toggleActive(item: RecurringTemplate) {
 }
 
 async function handleSubmit() {
+  if (saving.value) return
   const amount = Math.round(parseFloat(amountStr.value || '0') * 100)
   if (isNaN(amount) || amount <= 0) {
     uni.showToast({ title: '请输入金额', icon: 'none' })
@@ -264,6 +268,7 @@ async function handleSubmit() {
     return
   }
 
+  saving.value = true
   try {
     const data = {
       amount,
@@ -284,6 +289,8 @@ async function handleSubmit() {
     uni.showToast({ title: editingId.value ? '已更新' : '已添加', icon: 'success' })
   } catch {
     uni.showToast({ title: '保存失败', icon: 'none' })
+  } finally {
+    saving.value = false
   }
 }
 
@@ -426,7 +433,7 @@ function goBack() { uni.navigateBack() }
   &:active { background: darken($border, 5%); }
 }
 .modal-close-text { font-size: $font-2xl; color: $text-sec; line-height: 1; }
-.modal-body { flex: 1; padding: $space-md $space-xl; max-height: 60vh; }
+.modal-body { flex: 1; padding: $space-md $space-xl; max-height: 45vh; }
 .modal-footer {
   padding: $space-md $space-xl; border-top: 2rpx solid $border;
 }