feat: 移除预算同步相关功能，简化预算管理逻辑

Web/src/views/BudgetView.vue

@@ -46,7 +46,6 @@
                       <van-tag v-else type="success" size="small" plain>进行中</van-tag>
                     </div>
                     <div class="header-actions">
-                      <van-button icon="replay" size="mini" plain :loading="budget.syncing" @click="handleSync(budget)" />
                       <van-button :icon="budget.isStopped ? 'play' : 'pause'" size="mini" plain @click="handleToggleStop(budget)" />
                     </div>
                   </div>
@@ -91,7 +90,6 @@
                       <span class="period-text">{{ budget.period }}</span>
                       <van-icon name="arrow" class="nav-icon" @click="handleSwitchPeriod(budget, 1)" />
                     </div>
-                    <span class="sync-time">上次同步: {{ budget.lastSync }}</span>
                   </div>
                 </div>
                 <template #right>
@@ -140,7 +138,6 @@
                       <van-tag v-else type="success" size="small" plain>进行中</van-tag>
                     </div>
                     <div class="header-actions">
-                      <van-button icon="replay" size="mini" plain round :loading="budget.syncing" @click="handleSync(budget)" />
                       <van-button :icon="budget.isStopped ? 'play' : 'pause'" size="mini" plain round @click="handleToggleStop(budget)" />
                     </div>
                   </div>
@@ -185,7 +182,6 @@
                       <span class="period-text">{{ budget.period }}</span>
                       <van-icon name="arrow" class="nav-icon" @click="handleSwitchPeriod(budget, 1)" />
                     </div>
-                    <span class="sync-time">上次同步: {{ budget.lastSync }}</span>
                   </div>
                 </div>
                 <template #right>
@@ -234,7 +230,6 @@
                       <van-tag v-else type="success" size="small" plain>积累中</van-tag>
                     </div>
                     <div class="header-actions">
-                      <van-button icon="replay" size="mini" plain round :loading="budget.syncing" @click="handleSync(budget)" />
                       <van-button :icon="budget.isStopped ? 'play' : 'pause'" size="mini" plain round @click="handleToggleStop(budget)" />
                     </div>
                   </div>
@@ -281,7 +276,6 @@
                       </span>
                       <van-icon name="arrow" class="nav-icon" @click="handleSwitchPeriod(budget, 1)" />
                     </div>
-                    <span class="sync-time">上次同步: {{ budget.lastSync }}</span>
                   </div>
                 </div>
                 <template #right>
@@ -388,7 +382,7 @@
 import { ref, reactive, computed, onMounted, watch } from 'vue'
 import { showToast, showConfirmDialog } from 'vant'
 import { getCategoryList } from '@/api/transactionCategory'
-import { getBudgetList, createBudget, deleteBudget, toggleStopBudget, syncBudget, getBudgetStatistics } from '@/api/budget'
+import { getBudgetList, createBudget, deleteBudget, toggleStopBudget, getBudgetStatistics } from '@/api/budget'
 import { BudgetPeriodType, BudgetCategory } from '@/constants/enums'
 import PopupContainer from '@/components/PopupContainer.vue'
 
@@ -592,23 +586,6 @@ const handleDelete = (budget) => {
   }).catch(() => {})
 }
 
-const handleSync = async (budget) => {
-  budget.syncing = true
-  try {
-    const refDate = refDateMap[budget.id] ? refDateMap[budget.id].toISOString() : null
-    const res = await syncBudget(budget.id, refDate)
-    if (res.success) {
-      showToast('同步成功')
-      Object.assign(budget, res.data)
-    }
-  } catch (err) {
-    showToast('同步失败')
-    console.error('同步预算失败', err)
-  } finally {
-    budget.syncing = false
-  }
-}
-
 const handleToggleStop = async (budget) => {
   try {
     const res = await toggleStopBudget(budget.id)