feat(api): 添加帮助中心反馈系统和VIP服务功能

- 在ApiClient中新增submitFeedback、myFeedback、helpArticles、helpArticleDetail、
  siteArticles、promotions、vipPackages、createVipOrder、vipOrders等方法
- 添加帮助文章和站点资讯的参数验证逻辑
- 更新测试文件添加新的API方法测试用例
- 在HTML页面中添加反馈、帮助和VIP服务相关页面的脚本引用
- 更新加入家谱页面为完整的申请流程界面
- 修改资讯详情页面为站点资讯展示页面
- 更新AxiosRequestUtil中认证处理逻辑
- 添加世系树渲染的HTML生成函数用于页面复用
- 更新文档中的API契约说明和页面规划

tests/request-auth-state.test.js

@@ -2,6 +2,7 @@ const assert = require('node:assert/strict');
 const test = require('node:test');
 
 const GenealogyApi = require('../utils/ApiClient.js');
+const AxiosRequestUtil = require('../utils/AxiosRequestUtil.js');
 
 function createFailingClient(status) {
   let storedToken = 'access-token';
@@ -96,3 +97,64 @@ test('business response code 401 clears the stored login token', async () => {
 
   assert.equal(client.getToken(), '');
 });
+
+test('public HTTP 401 neither sends nor clears the stored login token', async () => {
+  let storedToken = 'access-token';
+  let seenRequest;
+  const requester = AxiosRequestUtil.createRequester({
+    baseUrl: 'https://api.example.test',
+    clientId: 'web-pc',
+    getToken() {
+      return storedToken;
+    },
+    onUnauthorized() {
+      storedToken = '';
+    },
+    axiosInstance: {
+      request(config) {
+        seenRequest = config;
+        return Promise.reject({
+          message: 'Request failed',
+          response: {
+            status: 401,
+            data: {
+              code: 401,
+              msg: '认证失败'
+            }
+          }
+        });
+      }
+    }
+  });
+
+  await assert.rejects(requester('GET', '/public', { auth: false }));
+  assert.equal(seenRequest.headers.Authorization, undefined);
+  assert.equal(storedToken, 'access-token');
+});
+
+test('public business 401 preserves the stored login token', async () => {
+  let storedToken = 'access-token';
+  const requester = AxiosRequestUtil.createRequester({
+    baseUrl: 'https://api.example.test',
+    clientId: 'web-pc',
+    getToken() {
+      return storedToken;
+    },
+    onUnauthorized() {
+      storedToken = '';
+    },
+    axiosInstance: {
+      request() {
+        return Promise.resolve({
+          data: {
+            code: 401,
+            msg: '认证失败'
+          }
+        });
+      }
+    }
+  });
+
+  await assert.rejects(requester('GET', '/public', { auth: false }));
+  assert.equal(storedToken, 'access-token');
+});