fix(api): 修复 OpenAPI 生成器识别 title 字段

修改内容：
- 修复 generateApiFromOpenAPI.js 同时支持 description 和 title 字段
- 更新 plan/add.md 文档格式（application/json，使用 title 字段）
- 重新生成 plan.js 和 user.js API 文件

影响：
- API 参数描述现在能正确显示中文名称（从 title 字段提取）
- 修正了参数类型（如 customer_age 从 string 改为 integer）

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

@@ -39,63 +39,83 @@ paths:
             type: string
       requestBody:
         content:
-          application/x-www-form-urlencoded:
+          application/json:
             schema:
               type: object
               properties:
                 customer_name:
-                  description: 客户姓名
-                  example: 冬一
                   type: string
+                  title: 申请人
                 customer_gender:
-                  description: 客户性别
-                  example: 男
                   type: string
+                  title: 性别
                 customer_age:
-                  description: 客户年龄
-                  example: '20'
+                  type: integer
+                  title: 年龄
+                customer_birthday:
                   type: string
+                  title: 出生年月日
                 annual_premium:
-                  description: 年缴保费
-                  example: '5000'
-                  type: string
+                  type: integer
+                  title: 保额
                 payment_years:
-                  description: 缴费年限
-                  example: '10'
                   type: string
+                  title: 繳費年期
                 currency_type:
-                  description: 币种
-                  example: CNY
-                  type: string
-                product_id:
-                  description: 产品id
-                  example: '2769884'
-                  type: string
-                customer_birthday:
-                  description: 出生年月日
-                  example: ''
                   type: string
+                  title: 币种
                 allow_reduce_amount:
-                  description: 是否容许减少名义金额
-                  example: ''
                   type: string
+                  title: 是否容许减少名义金额
                 withdrawal_option:
-                  description: 提取选项
-                  example: ''
                   type: string
+                  title: 提取选项
                 withdrawal_start_age:
-                  description: 提取开始年龄
-                  example: ''
-                  type: string
+                  type: integer
+                  title: 提取开始年龄
                 withdrawal_period:
-                  description: 提取期（年）
-                  example: ''
+                  type: integer
+                  title: 提取期（年）
+                smoking_status:
                   type: string
+                  title: 是否吸烟
                 total_premium:
-                  description: 总保费金额
-                  example: ''
-                  type: string
-            examples: {}
+                  type: integer
+                  title: 总保费金额
+                product_id:
+                  type: integer
+                  title: 产品id
+              required:
+                - customer_name
+                - customer_gender
+                - customer_age
+                - customer_birthday
+                - annual_premium
+                - payment_years
+                - currency_type
+                - allow_reduce_amount
+                - withdrawal_option
+                - withdrawal_start_age
+                - withdrawal_period
+                - smoking_status
+                - total_premium
+                - product_id
+              x-apifox-orders:
+                - customer_name
+                - customer_gender
+                - customer_age
+                - annual_premium
+                - payment_years
+                - currency_type
+                - product_id
+                - customer_birthday
+                - allow_reduce_amount
+                - withdrawal_option
+                - withdrawal_start_age
+                - withdrawal_period
+                - smoking_status
+                - total_premium
+            example: "{\r\n        customer_name: '张三',\r\n        customer_gender: 'male',\r\n        customer_age: 30,\r\n        annual_premium: 5000,\r\n        payment_years: '10年',\r\n        currency_type: 'CNY',\r\n        product_id: 1\r\n    }"
       responses:
         '200':
           description: ''

@@ -313,7 +313,7 @@ function extractRequestParams(requestBody) {
     params.push({
       name: key,
       type: value.type || 'any',
-      description: value.description || '',
+      description: value.description || value.title || '',  // 同时支持 title 和 description
       example: value.example || '',
       required: content.schema.required?.includes(key) || false,
     });

@@ -9,19 +9,20 @@ const Api = {
  * @description 新增计划书
  * @remark 
  * @param {Object} params 请求参数
- * @param {string} params.customer_name (可选) 客户姓名
- * @param {string} params.customer_gender (可选) 客户性别
- * @param {string} params.customer_age (可选) 客户年龄
- * @param {string} params.annual_premium (可选) 年缴保费
- * @param {string} params.payment_years (可选) 缴费年限
- * @param {string} params.currency_type (可选) 币种
- * @param {string} params.product_id (可选) 产品id
- * @param {string} params.customer_birthday (可选) 出生年月日
- * @param {string} params.allow_reduce_amount (可选) 是否容许减少名义金额
- * @param {string} params.withdrawal_option (可选) 提取选项
- * @param {string} params.withdrawal_start_age (可选) 提取开始年龄
- * @param {string} params.withdrawal_period (可选) 提取期（年）
- * @param {string} params.total_premium (可选) 总保费金额
+ * @param {string} params.customer_name 申请人
+ * @param {string} params.customer_gender 性别
+ * @param {integer} params.customer_age 年龄
+ * @param {string} params.customer_birthday 出生年月日
+ * @param {integer} params.annual_premium 保额
+ * @param {string} params.payment_years 繳費年期
+ * @param {string} params.currency_type 币种
+ * @param {string} params.allow_reduce_amount 是否容许减少名义金额
+ * @param {string} params.withdrawal_option 提取选项
+ * @param {integer} params.withdrawal_start_age 提取开始年龄
+ * @param {integer} params.withdrawal_period 提取期（年）
+ * @param {string} params.smoking_status 是否吸烟
+ * @param {integer} params.total_premium 总保费金额
+ * @param {integer} params.product_id 产品id
  * @returns {Promise<{
  *   code: number; // 状态码
  *   msg: string; // 消息

@@ -79,7 +79,7 @@ export const logoutAPI = (params) => fn(fetch.post(Api.Logout, params));
  * @description 更新个人资料
  * @remark 
  * @param {Object} params 请求参数
- * @param {object} params.avatar 
+ * @param {object} params.avatar 头像
  * @returns {Promise<{
  *   code: number; // 状态码
  *   msg: string; // 消息