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/dev-mock-api.test.ts

@@ -0,0 +1,16 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+import { devMockResponse } from "./dev-mock-api";
+
+test("开发 mock 覆盖健康检查与氢能 v2 只读接口", () => {
+  for (const path of [
+    "/api/health",
+    "/api/energy/h2/v2/meta",
+    "/api/energy/h2/v2/overview",
+    "/api/energy/h2/v2/daily",
+    "/api/energy/h2/v2/daily-tree",
+    "/api/energy/h2/v2/drill",
+  ]) assert.ok(devMockResponse(path), path);
+
+  assert.equal(devMockResponse("/api/unknown"), undefined);
+});