chore: Nuxt 4 upgrade (#7426)

frontend/app/lib/api/base/routes.test.ts

@@ -0,0 +1,24 @@
+import { describe, expect, it } from "vitest";
+import { route } from ".";
+
+describe("UrlBuilder", () => {
+  it("basic query parameter", () => {
+    const result = route("/test", { a: "b" });
+    expect(result).toBe("/test?a=b");
+  });
+
+  it("multiple query parameters", () => {
+    const result = route("/test", { a: "b", c: "d" });
+    expect(result).toBe("/test?a=b&c=d");
+  });
+
+  it("no query parameters", () => {
+    const result = route("/test");
+    expect(result).toBe("/test");
+  });
+
+  it("list-like query parameters", () => {
+    const result = route("/test", { a: ["b", "c"] });
+    expect(result).toBe("/test?a=b&a=c");
+  });
+});