chore: update version to 0.0.26 in package.json; make baseUrl and timeout optional in JimengOptions

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@kevisual/ai",
-  "version": "0.0.25",
+  "version": "0.0.26",
   "description": "AI Center Services",
   "main": "index.js",
   "basename": "/root/ai-center-services",

src/jimeng/core.ts

@@ -3,9 +3,9 @@ export interface JimengOptions {
   /** API密钥，用于认证请求 */
   apiKey: string;
   /** API基础URL */
-  baseUrl: string;
+  baseUrl?: string;
   /** 请求超时时间（毫秒） */
-  timeout: number;
+  timeout?: number;
 }
 
 export interface JimengGenerateOptions {
@@ -37,7 +37,7 @@ export class JimengService {
   constructor(options: JimengOptions) {
     this.apiKey = options.apiKey;
     this.baseUrl = options.baseUrl || 'https://jimeng-api.kevisual.cn/v1';
-    this.timeout = options.timeout;
+    this.timeout = options.timeout || 10 * 60 * 1000; // 默认10分钟
   }
 
   async generateImage(options: JimengGenerateOptions): Promise<Result<JimengResponse>> {