feat: 全页面增加营业收入/优惠指标 + 修复趋势预测空数据 + 区域对比口径统一 + StorePage最新经营日概览

- 后端: 所有API的discount改为从bill_fact累计discount_total
- 后端: revenue/daily-summary增加consumption字段
- 后端: situational-awareness/forecast修复c175字符串比较为timestamp
- 后端: region/comparison去掉未知区域排除，统一口径
- 后端: daily-card增加营业收入/优惠指标，返回target_date/baseline_date
- 前端: BossPage/DashboardPage/BankPage/StorePage/ExpenseOverviewTab/RegionalPage/RegionComparisonPage/RevenuePage 均增加营业收入和优惠指标卡
- 前端: StorePage日均经营概览改为最新经营日概览，显示具体对比日期
- 前端: 日期格式统一截取YYYY-MM-DD显示

server/src/routes/analytics-enhanced.ts

@@ -168,9 +168,19 @@ router.get('/region/comparison', async (req: AuthRequest, res) => {
     const month = parseMonth(req)
 
     const result = await query(`
-      WITH store_metrics AS (
+      WITH bill_region AS (
+        SELECT COALESCE(ds.region, '未知区域') AS region,
+          round(sum(b.consumption)::numeric, 2) AS total_consumption,
+          round(sum(b.discount_total)::numeric, 2) AS total_discount
+        FROM analytics.bill_fact b
+        JOIN analytics.dim_store ds ON b.store_code = ds.store_code
+        WHERE b.closed_at >= $1::date AND b.closed_at < ($1::date + interval '1 month')
+          AND ds.region IS NOT NULL
+        GROUP BY COALESCE(ds.region, '未知区域')
+      ),
+      store_metrics AS (
         SELECT 
-          ds.region,
+          COALESCE(ds.region, '未知区域') AS region,
           count(DISTINCT r.store_code) as store_count,
           sum(r.received) as total_revenue,
           round(avg(r.avg_bill_value)::numeric, 2) as avg_bill_value,
@@ -180,24 +190,26 @@ router.get('/region/comparison', async (req: AuthRequest, res) => {
         FROM analytics.mv_store_risk_rating_monthly r
         JOIN analytics.dim_store ds ON r.store_code = ds.store_code
         WHERE r.month_start = $1
-          AND ds.region IS NOT NULL AND ds.region != '未知区域'
-        GROUP BY ds.region
+          AND ds.region IS NOT NULL
+        GROUP BY COALESCE(ds.region, '未知区域')
       ),
       expense_metrics AS (
         SELECT 
-          ds.region,
+          COALESCE(ds.region, '未知区域') AS region,
           avg(oe.operating_expense_rate_pct) as avg_expense_rate,
           avg(oe.rent_rate_pct) as avg_rent_rate,
           avg(oe.wage_rate_pct) as avg_wage_rate
         FROM analytics.mv_store_operating_expense_monthly oe
         JOIN analytics.dim_store ds ON oe.sales_store_code = ds.store_code
         WHERE oe.report_month = $1
-          AND ds.region IS NOT NULL AND ds.region != '未知区域'
-        GROUP BY ds.region
+          AND ds.region IS NOT NULL
+        GROUP BY COALESCE(ds.region, '未知区域')
       )
       SELECT 
         sm.region,
         sm.store_count,
+        br.total_consumption,
+        br.total_discount,
         round(sm.total_revenue::numeric, 2) as total_revenue,
         round((sm.total_revenue / sm.store_count)::numeric, 2) as revenue_per_store,
         round(sm.avg_bill_value::numeric, 2) as avg_bill_value,
@@ -209,6 +221,7 @@ router.get('/region/comparison', async (req: AuthRequest, res) => {
         round(em.avg_rent_rate::numeric, 2) as avg_rent_rate,
         round(em.avg_wage_rate::numeric, 2) as avg_wage_rate
       FROM store_metrics sm
+      LEFT JOIN bill_region br ON sm.region = br.region
       LEFT JOIN expense_metrics em ON sm.region = em.region
       ORDER BY sm.total_revenue DESC
     `, [month])