feat(dashboard): 接入预测结果聚合

src/server/api/routers/battery.router.ts

@@ -1,11 +1,23 @@
 import { createBatteriesResponse, createDashboardSnapshot } from '@/domain/battery'
 import { os } from '@/server/api/server'
-import { getBatteryHistory, getLatestBatteryPerDevice } from '@/server/battery/mysql'
+import { getBatteryHistory, getBatteryPredictionHistory, getLatestBatteryPerDevice } from '@/server/battery/mysql'
+import { isPredictionEnabled, predictSoh } from '@/server/prediction/client'
 
 export const dashboard = os.battery.dashboard.handler(async () => {
   const items = await getLatestBatteryPerDevice()
+  const predictionEntries = isPredictionEnabled()
+    ? await Promise.all(
+        items.map(async (item) => {
+          const history = await getBatteryPredictionHistory(item.mac)
+          const prediction = await predictSoh(item, history)
 
-  return createDashboardSnapshot(items)
+          return prediction ? ([item.mac, prediction] as const) : null
+        }),
+      )
+    : []
+  const predictions = new Map(predictionEntries.filter((entry) => entry !== null))
+
+  return createDashboardSnapshot(items, new Date(), predictions)
 })
 
 export const batteries = os.battery.batteries.handler(async ({ input }) => {