feat: 添加 SDK 权限管理页面和产品功能字段迁移脚本

- 新增 SDK 权限管理页面，包含角色管理、用户授权和集合权限配置功能。
- 实现字段迁移脚本，向 tbl_product_list 集合添加 prod_list_function 字段，类型为 json。

script/package.json

@@ -11,6 +11,7 @@
     "init:dictionary": "node pocketbase.dictionary.js",
     "migrate:file-fields": "node pocketbase.file-fields-to-attachments.js",
     "migrate:product-params-array": "node migrate-product-parameters-to-array.js",
+    "migrate:add-product-function-field": "node add-product-function-field.js",
     "test:company-native-api": "node test-tbl-company-native-api.js",
     "test:company-owner-sync": "node test-company-owner-sync.js"
   },