feat: 添加订单相关字段和自动生成规则，包括订单商品数量和支付状态；更新文档和迁移脚本

pocket-base/spec/openapi-wx/cart.yaml

@@ -232,6 +232,74 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/PocketBaseNativeError'
+  /pb/api/batch:
+    post:
+      operationId: postPocketBaseCartBatchUpdate
+      tags: [购物车]
+      summary: 批量更新购物车记录
+      description: |
+        使用 PocketBase 原生 batch 接口批量更新 `tbl_cart` 记录。
+
+        说明：
+        - 这是 PocketBase 原生批处理接口，不是 hooks。
+        - 单次请求可提交多条 `PATCH /api/collections/tbl_cart/records/{recordId}` 子请求。
+        - 每条子请求仍按原生 collection rule 校验权限。
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/PocketBaseCartBatchRequest'
+            example:
+              requests:
+                - method: PATCH|string
+                  url: /api/collections/tbl_cart/records/PocketBase记录主键|string
+                  headers:
+                    Content-Type: application/json|string
+                  body:
+                    cart_number: 购物车名称或分组号|string
+                    cart_product_quantity: 产品数量|integer
+                    cart_status: 购物车状态|string
+                    cart_at_price: 加入购物车时价格|number
+                    cart_remark: 备注|string
+                - method: PATCH|string
+                  url: /api/collections/tbl_cart/records/PocketBase记录主键|string
+                  headers:
+                    Content-Type: application/json|string
+                  body:
+                    cart_status: 购物车状态|string
+                    cart_remark: 备注|string
+      responses:
+        '200':
+          description: 批量处理成功
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/PocketBaseBatchResponse'
+        '400':
+          description: 批处理参数错误
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/PocketBaseNativeError'
+        '401':
+          description: token 无效或已过期
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/PocketBaseNativeError'
+        '403':
+          description: 无权访问其中一条或多条记录
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/PocketBaseNativeError'
+        '500':
+          description: 服务端错误
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/PocketBaseNativeError'
 components:
   schemas:
     PocketBaseNativeError:
@@ -397,6 +465,57 @@ components:
           type: array
           items:
             $ref: '#/components/schemas/PocketBaseCartRecord'
+    PocketBaseCartBatchItem:
+      type: object
+      required: [method, url, body]
+      properties:
+        method:
+          type: string
+          description: HTTP 方法
+          example: PATCH|string
+        url:
+          type: string
+          description: PocketBase 子请求路径
+          example: /api/collections/tbl_cart/records/PocketBase记录主键|string
+        headers:
+          type: object
+          description: 子请求头
+          additionalProperties:
+            type: string
+          example:
+            Content-Type: application/json|string
+        body:
+          $ref: '#/components/schemas/PocketBaseCartUpdateRequest'
+    PocketBaseCartBatchRequest:
+      type: object
+      required: [requests]
+      properties:
+        requests:
+          type: array
+          description: 批量子请求列表
+          items:
+            $ref: '#/components/schemas/PocketBaseCartBatchItem'
+    PocketBaseBatchResponseItem:
+      type: object
+      properties:
+        status:
+          type: [integer, string]
+          description: 子请求响应状态码
+          example: 子请求状态码|integer
+        body:
+          type: object
+          description: 子请求响应体
+          additionalProperties: true
+          example:
+            字段名|string: 字段值|string
+    PocketBaseBatchResponse:
+      type: object
+      properties:
+        items:
+          type: array
+          description: 批处理结果列表
+          items:
+            $ref: '#/components/schemas/PocketBaseBatchResponseItem'
     PocketBaseProductListExpand:
       type: object
       description: tbl_product_list 关联展开后的记录对象（示例字段）