fix(partner): resolve WeChat image picker auth denied on store create

Co-authored-by: Cursor <cursoragent@cursor.com>

server/dukang-api/src/modules/common/wechat.controller.ts

@@ -21,7 +21,8 @@ export class WechatController {
   @Get('jssdk-config')
   async jssdkConfig(@Query('url') url: string) {
     if (!url) throw new BadRequestException('url 参数必填');
-    return this.wechat.createJssdkConfig(url);
+    const pageUrl = decodeURIComponent(url).split('#')[0];
+    return this.wechat.createJssdkConfig(pageUrl);
   }
 
   @Get('oauth-url')