fix: 修复账单删除功能并支持分析页面删除操作

- 将删除接口从 DELETE /api/bills/:id 改为 POST /api/bills/:id/delete 以兼容 SvelteKit 代理
- 分析页面组件 (TopExpenses/BillRecordsTable/DailyTrendChart) 支持删除并同步更新统计数据
- Review 接口改为直接查询 MongoDB 而非读取文件
- 软删除时记录 updated_at 时间戳
- 添加 .dockerignore 文件优化构建
- 完善 AGENTS.md 文档

web/src/lib/components/analysis/DailyTrendChart.svelte

@@ -18,9 +18,10 @@
     records: UIBill[];
     categories?: string[];
     onUpdate?: (updated: UIBill, original: UIBill) => void;
+    onDelete?: (deleted: UIBill) => void;
   }
 
-  let { records = $bindable(), categories = [], onUpdate }: Props = $props();
+  let { records = $bindable(), categories = [], onUpdate, onDelete }: Props = $props();
   
   function handleRecordUpdated(updated: UIBill, original: UIBill) {
     // 更新 records 数组
@@ -46,6 +47,28 @@
     // 传播到父组件
     onUpdate?.(updated, original);
   }
+
+  function handleRecordDeleted(deleted: UIBill) {
+    const idx = records.findIndex(r =>
+      r === deleted ||
+      (r.time === deleted.time && r.merchant === deleted.merchant && r.amount === deleted.amount)
+    );
+    if (idx !== -1) {
+      records.splice(idx, 1);
+      records = [...records];
+    }
+
+    const dateIdx = selectedDateRecords.findIndex(r =>
+      r === deleted ||
+      (r.time === deleted.time && r.merchant === deleted.merchant && r.amount === deleted.amount)
+    );
+    if (dateIdx !== -1) {
+      selectedDateRecords.splice(dateIdx, 1);
+      selectedDateRecords = [...selectedDateRecords];
+    }
+
+    onDelete?.(deleted);
+  }
   
   // Dialog 状态
   let dialogOpen = $state(false);
@@ -923,6 +946,7 @@
             pageSize={8}
             {categories}
             onUpdate={handleRecordUpdated}
+            onDelete={handleRecordDeleted}
           />
         </div>
       {:else}