refactor(environment): rename urls payload to data

- replace hardcoded URL keys with a generic key-value data map

- align backend DTOs, MCP schemas, and service import/export mapping

- update environment UI forms to edit JSON data instead of fixed fields

client/src/api/client.ts

@@ -118,13 +118,13 @@ export const environments = {
   get(id: string): Promise<Environment> {
     return request(`/environments/${id}`);
   },
-  create(name: string, urls: Environment['urls']): Promise<Environment> {
+  create(name: string, data: Environment['data']): Promise<Environment> {
     return request('/environments', {
       method: 'POST',
-      body: JSON.stringify({ name, urls }),
+      body: JSON.stringify({ name, data }),
     });
   },
-  update(id: string, patch: Partial<Pick<Environment, 'name' | 'urls'>>): Promise<Environment> {
+  update(id: string, patch: Partial<Pick<Environment, 'name' | 'data'>>): Promise<Environment> {
     return request(`/environments/${id}`, {
       method: 'PATCH',
       body: JSON.stringify(patch),

client/src/api/types.ts

@@ -9,17 +9,14 @@ export interface PaginatedResponse<T> {
 
 // ── Environments ──────────────────────────────────────────────────────────────
 
-export interface EnvironmentUrls {
-  id_url?: string;
-  cabinet_url?: string;
-  admin_url?: string;
+export interface EnvironmentData {
   [key: string]: string | undefined;
 }
 
 export interface Environment {
   id: string;
   name: string;
-  urls: EnvironmentUrls;
+  data: EnvironmentData;
   createdAt: string;
   updatedAt: string;
 }
@@ -67,7 +64,6 @@ export interface ScenarioStep {
   scenarioId: string;
   order: number;
   title: string | null;
-  sessionName: string | null;
   execCode: string | null;
   validateCode: string | null;
   createdAt: string;