feat(account): add forum login and sidebar account entry

src/__tests__/unit/LoginModal.test.ts

@@ -0,0 +1,23 @@
+import { fireEvent, render, screen } from "@testing-library/vue";
+import { describe, expect, it } from "vitest";
+
+import LoginModal from "@/components/LoginModal.vue";
+
+describe("LoginModal", () => {
+  it("emits login credentials and register request", async () => {
+    const rendered = render(LoginModal, {
+      props: { show: true, loading: false, error: "" },
+    });
+
+    await fireEvent.update(screen.getByLabelText("论坛账号"), "momen");
+    await fireEvent.update(screen.getByLabelText("论坛密码"), "secret");
+    await fireEvent.click(screen.getByRole("button", { name: "登录" }));
+    await fireEvent.click(screen.getByRole("button", { name: "注册账号" }));
+
+    expect(rendered.emitted("login")?.[0]?.[0]).toEqual({
+      identification: "momen",
+      password: "secret",
+    });
+    expect(rendered.emitted("register")).toHaveLength(1);
+  });
+});