feat(assets): align flow statistics and separate abnormal inventory

Use operations signing times and delivery completion statuses; include replacement deliveries in delivery totals with range drilldowns and exports. Separate abnormal vehicles from inventory, add a date range picker, and enable CI for feature/asset-statistics.

src/server/routes/vehicles/repository.test.ts

@@ -110,7 +110,52 @@ test('keeps weekly detail SQL selection and flow date parameters unchanged', asy
     { sql: WEEKLY_DETAIL_SQL.new, values: undefined },
     {
       sql: FLOW_STATS_SQL,
-      values: ['2026-08-01', '2026-08-13', '2026-08-01', '2026-08-13', '2026-08-01', '2026-08-13'],
+      values: ['2026-08-01', '2026-08-13', '2026-08-01', '2026-08-13'],
     },
   ]);
 });
+
+test('flow dates and inclusive day boundaries use operations signing times, retaining creation time only for display', () => {
+  for (const [alias, field] of [['dv', 'delivery_completion_processed_time'], ['r', 'return_completion_processed_time']]) {
+    assert.ok(FLOW_STATS_SQL.includes(`DATE_FORMAT(${alias}.${field}, '%Y-%m-%d') AS stat_date`));
+    assert.ok(FLOW_STATS_SQL.includes(`AND ${alias}.${field} IS NOT NULL`));
+    assert.ok(FLOW_STATS_SQL.includes(`AND ${alias}.${field} >= ?`));
+    assert.ok(FLOW_STATS_SQL.includes(`AND ${alias}.${field} < DATE_ADD(?, INTERVAL 1 DAY)`));
+    assert.ok(FLOW_STATS_SQL.includes(`DATE_FORMAT(${alias}.create_time, '%Y-%m-%d %H:%i:%s') AS submit_time`));
+  }
+  assert.doesNotMatch(FLOW_STATS_SQL, /AND \w+\.create_time/);
+  assert.ok(FLOW_STATS_SQL.includes('ORDER BY flow.event_time DESC, flow.id DESC'));
+});
+
+test('flow retains multiple business events for the same vehicle', async () => {
+  const events = [
+    { id: 'delivered-1', truck_id: '1', type: 'delivered', stat_date: '2026-09-16' },
+    { id: 'delivered-2', truck_id: '1', type: 'delivered', stat_date: '2026-09-16' },
+    { id: 'returned-1', truck_id: '1', type: 'returned', stat_date: '2026-09-16' },
+  ];
+  const repository = new VehicleRepository(new FakeDatabase([events]));
+  assert.deepEqual(await repository.getFlowDetailRows('2026-09-16', '2026-09-16'), events);
+});
+
+
+test('replacement trips come exclusively from linked delivery records', () => {
+  assert.ok(FLOW_STATS_SQL.includes("CASE WHEN dv.vehicle_replacement_id IS NOT NULL THEN 'replaced' ELSE 'delivered' END AS type"));
+  assert.ok(FLOW_STATS_SQL.includes("CASE WHEN dv.vehicle_replacement_id IS NOT NULL THEN '替换交车' ELSE '交车' END AS type_label"));
+  assert.equal((FLOW_STATS_SQL.match(/FROM delivery_vehicle/g) || []).length, 1);
+  assert.doesNotMatch(FLOW_STATS_SQL, /FROM vehicle_replacement|dv\.delivery_time|r\.arrival_time|vr\.replace_time/);
+});
+
+test('completed delivery and replacement trips use vehicle status and exclude suspended subjects', () => {
+  const [deliveries, returns] = FLOW_STATS_SQL.split('UNION ALL');
+  assert.ok(deliveries.includes('AND dv.delivery_status IN (2,3,20)'));
+  assert.ok(deliveries.includes('AND (dts.status IS NULL OR dts.status <> 10)'));
+  assert.doesNotMatch(deliveries, /dts\.status\s*(?:=|IN)|dv\.delivery_status IN \(2,3,5\)/);
+  assert.ok(returns.includes('AND r.status IN (2,3,5)'));
+});
+
+test('return history includes completed, signed and awaiting-signature statuses without arrival or settlement requirements', () => {
+  const returns = FLOW_STATS_SQL.split('UNION ALL')[1];
+  assert.ok(returns.includes('AND r.status IN (2,3,5)'));
+  assert.ok(returns.includes('AND r.return_completion_processed_time >= ?'));
+  assert.doesNotMatch(returns, /r\.is_arrived|r\.arrival_time|settlement|AND dts\.status|AND \(dts\.status/);
+});