refactor: 重构项目接口与API调用体系，统一类型管理

1.  合并拆分的API类型定义到统一的api/interface.ts文件
2.  删除旧的api/client.ts与api/types.ts文件
3.  重构所有页面与组件的API调用方式，统一使用api/index.ts导出的接口
4.  调整组件文件结构，将分散的组件按模块整理
5.  统一类型导入路径，移除冗余的类型重复定义

src/Role/index.tsx

@@ -1,14 +1,14 @@
 import { useState } from "react";
 import { Button, Card, Form, Input, Message, Modal, Space, Table, Tag } from "@arco-design/web-react";
 import { IconPlus } from "@arco-design/web-react/icon";
-import type { Permission, Role } from "../api/types";
-import { createRole as createRoleApi, updateRolePermissions } from "../api/roles";
+import { roleApi } from "../api";
 import { usePageData } from "../hooks/usePageData";
-import { PermissionTreePicker } from "./PermissionTreePicker";
+import { PermissionTreePicker } from "./components/PermissionTreePicker";
+import type { CreateRoleFormValues, Permission, Role } from "./interface";
 
 function RolesPage() {
-    const { data, loading, reload, changePage } = usePageData<Role>("/api/admin/v1/roles");
-    const permissions = usePageData<Permission>("/api/admin/v1/permissions");
+    const { data, loading, reload, changePage } = usePageData<Role>(roleApi.listRoles);
+    const permissions = usePageData<Permission>(roleApi.listPermissions);
     const [createForm] = Form.useForm();
     const [createVisible, setCreateVisible] = useState(false);
     const [creatingRole, setCreatingRole] = useState(false);
@@ -24,10 +24,10 @@ function RolesPage() {
         setCreateVisible(true);
     };
 
-    const createRole = async (values: { code: string; name: string; description?: string }) => {
+    const createRole = async (values: CreateRoleFormValues) => {
         setCreatingRole(true);
         try {
-            await createRoleApi({
+            await roleApi.createRole({
                 ...values,
                 permissionIds: createPermissionIds,
             });
@@ -51,7 +51,7 @@ function RolesPage() {
         }
         setSavingPermissions(true);
         try {
-            await updateRolePermissions(selectedRole.id, selectedPermissionIds);
+            await roleApi.updateRolePermissions(selectedRole.id, selectedPermissionIds);
             Message.success("角色权限已更新");
             setAssignmentVisible(false);
             await reload();