feat(tests): add comprehensive unit tests for various components including AboutPage, CallPage, and MessagesPage

tests/frontend/FormSubLabel.test.js

@@ -0,0 +1,19 @@
+import { mount } from "@vue/test-utils";
+import { describe, it, expect } from "vitest";
+import FormSubLabel from "@/components/forms/FormSubLabel.vue";
+
+describe("FormSubLabel.vue", () => {
+    it("renders slot content", () => {
+        const wrapper = mount(FormSubLabel, {
+            slots: {
+                default: "Sub Label Text",
+            },
+        });
+        expect(wrapper.text()).toBe("Sub Label Text");
+    });
+
+    it("has correct classes", () => {
+        const wrapper = mount(FormSubLabel);
+        expect(wrapper.classes()).toContain("text-xs");
+    });
+});