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/routes/analysis/+page.svelte

@@ -126,6 +126,32 @@
       }
     }
   }
+
+  function handleBillDeleted(deleted: UIBill) {
+    const idx = records.findIndex(r =>
+      r.id === (deleted as unknown as { id?: string }).id ||
+      (r.time === deleted.time && r.merchant === deleted.merchant && r.amount === deleted.amount)
+    );
+    if (idx !== -1) {
+      records.splice(idx, 1);
+      records = [...records];
+    }
+
+    const allIdx = allRecords.findIndex(r =>
+      r.id === (deleted as unknown as { id?: string }).id ||
+      (r.time === deleted.time && r.merchant === deleted.merchant && r.amount === deleted.amount)
+    );
+    if (allIdx !== -1) {
+      allRecords.splice(allIdx, 1);
+      allRecords = [...allRecords];
+    }
+
+    if (deleted.incomeExpense === '支出') {
+      backendTotalExpense = Math.max(0, backendTotalExpense - deleted.amount);
+    } else if (deleted.incomeExpense === '收入') {
+      backendTotalIncome = Math.max(0, backendTotalIncome - deleted.amount);
+    }
+  }
   
   // 分类列表按数据中出现次数排序
   let sortedCategories = $derived(() => {
@@ -289,7 +315,12 @@
     <OverviewCards {totalStats} records={analysisRecords} />
 
     <!-- 每日支出趋势图（按分类堆叠） - 使用全部数据 -->
-    <DailyTrendChart records={allAnalysisRecords} categories={sortedCategories()} onUpdate={handleBillUpdated} />
+    <DailyTrendChart
+      records={allAnalysisRecords}
+      categories={sortedCategories()}
+      onUpdate={handleBillUpdated}
+      onDelete={handleBillDeleted}
+    />
 
     <div class="grid gap-6 lg:grid-cols-2">
       <!-- 分类支出排行 -->
@@ -307,7 +338,12 @@
     </div>
 
     <!-- Top 10 支出 -->
-    <TopExpenses records={topExpenses} categories={sortedCategories()} onUpdate={handleBillUpdated} />
+    <TopExpenses
+      records={topExpenses}
+      categories={sortedCategories()}
+      onUpdate={handleBillUpdated}
+      onDelete={handleBillDeleted}
+    />
   {:else}
     <!-- 空状态：服务器不可用或没有数据时显示示例按钮 -->
     <Card.Root>