fix(profile): stabilize binding compatibility and frontend checks

frontend/src/views/admin/__tests__/SettingsView.spec.ts

@@ -46,6 +46,8 @@ const {
   showSuccess: vi.fn(),
 }));
 
+const localeRef = vi.hoisted(() => ({ value: "zh-CN" }));
+
 vi.mock("@/api", () => ({
   adminAPI: {
     settings: {
@@ -149,6 +151,8 @@ vi.mock("vue-i18n", async () => {
     "admin.settings.paymentVisibleMethods.sourceLabel": "支付来源",
     "admin.settings.paymentVisibleMethods.sourceHint": "启用后必须明确选择一个来源；未配置状态不会对外展示该支付方式。",
     "admin.settings.paymentVisibleMethods.sourceRequiredError": "{title} 已启用，请先选择支付来源。",
+    "admin.settings.payment.configGuide": "查看支付配置说明",
+    "admin.settings.payment.findProvider": "查看支持的支付方式",
     "admin.settings.openaiExperimentalScheduler.title": "OpenAI 实验调度策略",
     "admin.settings.openaiExperimentalScheduler.description": "默认关闭。开启后仅影响本网关在 OpenAI 账号间的实验性调度选择逻辑，不代表上游 OpenAI 官方能力。",
   };
@@ -157,7 +161,7 @@ vi.mock("vue-i18n", async () => {
     useI18n: () => ({
       t: (key: string, params?: Record<string, string>) =>
         (translations[key] ?? key).replace(/\{(\w+)\}/g, (_, token) => params?.[token] ?? `{${token}}`),
-      locale: ref("zh-CN"),
+      locale: localeRef,
     }),
   };
 });
@@ -429,6 +433,7 @@ describe("admin SettingsView payment visible method controls", () => {
     adminSettingsFetch.mockReset();
     showError.mockReset();
     showSuccess.mockReset();
+    localeRef.value = "zh-CN";
 
     getSettings.mockResolvedValue({ ...baseSettingsResponse });
     updateSettings.mockImplementation(async (payload) => ({
@@ -489,6 +494,30 @@ describe("admin SettingsView payment visible method controls", () => {
     expect(wrapper.text()).not.toContain("支付来源");
   });
 
+  it("links payment guidance to README sections instead of removed payment docs", async () => {
+    const wrapper = mountView();
+
+    await flushPromises();
+    await openPaymentTab(wrapper);
+
+    const paymentLinks = wrapper
+      .findAll("a")
+      .filter((node) =>
+        ["查看支付配置说明", "查看支持的支付方式"].includes(node.text()),
+      );
+
+    expect(paymentLinks).toHaveLength(2);
+    expect(paymentLinks[0]?.attributes("href")).toBe(
+      "https://github.com/Wei-Shaw/sub2api/blob/main/README_CN.md#%E6%94%AF%E4%BB%98",
+    );
+    expect(paymentLinks[1]?.attributes("href")).toBe(
+      "https://github.com/Wei-Shaw/sub2api/blob/main/README_CN.md#%E6%94%AF%E4%BB%98",
+    );
+    for (const link of paymentLinks) {
+      expect(link.attributes("href")).not.toContain("docs/PAYMENT");
+    }
+  });
+
   it("does not submit legacy visible payment method settings", async () => {
     const wrapper = mountView();