fix: restore Workshop runtime URLs

apps/docs/src/lib/runtime-config.spec.ts

@@ -0,0 +1,19 @@
+import { afterEach, describe, expect, test } from "vitest";
+
+import { getRuntimeWorkshopApiUrl } from "./runtime-config";
+
+describe("Workshop runtime configuration", () => {
+  afterEach(() => {
+    delete window.homarrRuntimeConfig;
+  });
+
+  test("prefers the URL supplied when the container starts", () => {
+    window.homarrRuntimeConfig = { workshopApiUrl: "https://v2.preview.homarr.dev" };
+
+    expect(getRuntimeWorkshopApiUrl("https://homarr.dev")).toBe("https://v2.preview.homarr.dev");
+  });
+
+  test("keeps the build-time URL as a fallback", () => {
+    expect(getRuntimeWorkshopApiUrl("https://homarr.dev")).toBe("https://homarr.dev");
+  });
+});