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/BillRecordsTable.svelte

@@ -16,6 +16,7 @@
     pageSize?: number;
     categories?: string[];
     onUpdate?: (updated: UIBill, original: UIBill) => void;
+    onDelete?: (deleted: UIBill) => void;
   }
 
   let { 
@@ -24,7 +25,8 @@
     showDescription = true,
     pageSize = 10,
     categories = [],
-    onUpdate
+    onUpdate,
+    onDelete
   }: Props = $props();
 
   // 排序状态
@@ -112,6 +114,24 @@
     onUpdate?.(updated, original);
   }
 
+  function handleRecordDeleted(deleted: UIBill) {
+    const idx = records.findIndex(r => r === deleted);
+    const finalIdx = idx !== -1
+      ? idx
+      : records.findIndex(r =>
+          r.time === deleted.time &&
+          r.merchant === deleted.merchant &&
+          r.amount === deleted.amount
+        );
+
+    if (finalIdx !== -1) {
+      records.splice(finalIdx, 1);
+      records = [...records];
+    }
+
+    onDelete?.(deleted);
+  }
+
   // 重置分页（当记录变化时）
   $effect(() => {
     records;
@@ -280,4 +300,6 @@
   viewDescription="查看这笔支出的详细信息"
   editDescription="修改这笔支出的信息"
   onUpdate={handleRecordUpdated}
+  onDelete={handleRecordDeleted}
+  allowDelete={true}
 />