fix(energy): deliver prototype-aligned hydrogen board and acceptance fixes

Co-authored-by: HiFox Agent <agents-noreply@hifox.com>

src/modules/energy/hydrogen-bi-v2/daily-detail-format.ts

@@ -0,0 +1,15 @@
+import type { H2BiDailyResponse } from "./types";
+
+export function formatDailyChange(value: unknown): string {
+  if (typeof value !== "number" || !Number.isFinite(value)) return "环比 —";
+  return `环比 ${value > 0 ? "+" : ""}${value.toFixed(2)}%`;
+}
+
+/** Export the entire selected range, independently of which branches were opened. */
+export function dailySummaryRows(daily: H2BiDailyResponse): Array<Array<string | number>> {
+  return [
+    ["日期", "加氢站数", "加氢量(Kg)", "成本(元)"],
+    ["区间合计", daily.kpis.stationCount, daily.kpis.totalKg, daily.kpis.totalCost],
+    ...daily.days.map(day => [day.date, day.stationCount ?? "—", day.kg, day.cost]),
+  ];
+}