diff --git a/README.md b/README.md
index 89a06c4c..75be1549 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@
 | 项目介绍 | GitHub 仓库 | Gitee 仓库 |
 |:--------:|:----------:|:----------:|
 | 前端简化版 | [ruoyi-element-ai](https://github.com/element-plus-x/ruoyi-element-ai) | [ruoyi-element-ai](https://gitee.com/he-jiayue/ruoyi-element-ai) |
-| 智能编码助手 | [Spring AI Alibaba Copilot](https://github.com/springaialibaba/spring-ai-alibaba-copilot) | - |
+
 
 
 
@@ -107,7 +107,7 @@
 
 感谢以下优秀的开源项目为本项目提供支持：
 
-- [Spring AI Alibaba Copilot](https://github.com/springaialibaba/spring-ai-alibaba-copilot) - 基于Spring AI的智能编码助手，集成MCP工具协议，支持项目分析和代码生成
+- [Spring AI Alibaba Copilot](https://github.com/springaialibaba/spring-ai-alibaba-copilot) - 基于spring-ai-alibaba 的智能编码助手
 - [Spring AI](https://spring.io/projects/spring-ai) - Spring 官方 AI 集成框架
 - [Langchain4j](https://github.com/langchain4j/langchain4j) - 强大的 Java LLM 开发框架
 - [RuoYi-Vue-Plus](https://gitee.com/dromara/RuoYi-Vue-Plus) - 成熟的企业级快速开发框架
@@ -117,7 +117,7 @@
 ## 🌐 生态伙伴
 
 - [PPIO 派欧云](https://ppinfra.com/user/register?invited_by=P8QTUY&utm_source=github_ruoyi-ai) - 提供高性价比的 GPU 算力和模型 API 服务
-- [优云智算](https://passport.compshare.cn/register?referral_code=9iYZFxdKdGyEtuZfW4tWHI) - 万卡规模RTX40系显卡、一键体验各类热门优质镜像。
+- [优云智算](https://www.compshare.cn/?ytag=GPU_YY-gh_ruoyi) - 万卡RTX40系GPU+海内外主流模型API服务，秒级响应，按量计费，新客免费用。
 
 ## 💬 社区交流
 
diff --git a/README_EN.md b/README_EN.md
index 9dfe175a..307e2ced 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -65,7 +65,7 @@
 | Project Description | GitHub Repository | Gitee Repository |
 |:-------------------:|:-----------------:|:----------------:|
 | Simplified Frontend | [ruoyi-element-ai](https://github.com/element-plus-x/ruoyi-element-ai) | [ruoyi-element-ai](https://gitee.com/he-jiayue/ruoyi-element-ai) |
-| Intelligent Coding Assistant | [Spring AI Alibaba Copilot](https://github.com/springaialibaba/spring-ai-alibaba-copilot) | - |
+
 
 ## 🛠️ Tech Stack
 
@@ -108,7 +108,7 @@ This project is licensed under the MIT License - see the [LICENSE](LICENSE) file
 
 Special thanks to these amazing open source projects:
 
-- [Spring AI Alibaba Copilot](https://github.com/springaialibaba/spring-ai-alibaba-copilot) - Intelligent coding assistant based on Spring AI with MCP protocol integration for project analysis and code generation
+- [Spring AI Alibaba Copilot](https://github.com/springaialibaba/spring-ai-alibaba-copilot) - Intelligent coding assistant based on spring-ai-alibaba with MCP protocol integration for project analysis and code generation
 - [Spring AI](https://spring.io/projects/spring-ai) - Spring's AI integration framework
 - [Langchain4j](https://github.com/langchain4j/langchain4j) - Java LLM framework
 - [RuoYi-Vue-Plus](https://gitee.com/dromara/RuoYi-Vue-Plus) - Enterprise development framework
diff --git a/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/domain/SysDept.java b/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/domain/SysDept.java
index 5be5f44b..ea00915d 100644
--- a/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/domain/SysDept.java
+++ b/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/domain/SysDept.java
@@ -47,7 +47,7 @@ public class SysDept extends TenantEntity {
     /**
      * 负责人
      */
-    private Long leader;
+    private String leader;
 
     /**
      * 联系电话
diff --git a/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/service/impl/SysTenantServiceImpl.java b/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/service/impl/SysTenantServiceImpl.java
index 46091695..11f60bed 100644
--- a/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/service/impl/SysTenantServiceImpl.java
+++ b/ruoyi-modules-api/ruoyi-system-api/src/main/java/org/ruoyi/system/service/impl/SysTenantServiceImpl.java
@@ -160,7 +160,7 @@ public class SysTenantServiceImpl implements ISysTenantService {
         userMapper.insert(user);
         //新增系统用户后，默认当前用户为部门的负责人
         SysDept sd = new SysDept();
-        sd.setLeader(user.getUserId());
+        sd.setLeader(String.valueOf(user.getUserId()));
         sd.setDeptId(deptId);
         deptMapper.updateById(sd);
 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/ruoyi/system/controller/system/SysUserController.java b/ruoyi-modules/ruoyi-system/src/main/java/org/ruoyi/system/controller/system/SysUserController.java
index 04e5c0d8..ddc79604 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/ruoyi/system/controller/system/SysUserController.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/ruoyi/system/controller/system/SysUserController.java
@@ -322,4 +322,19 @@ public class SysUserController extends BaseController {
         return R.ok(trees);
     }
 
+
+    /**
+     * 根据部门ID统计用户数量 /system/user/list/dept/
+     *
+     * @param deptId 部门ID
+     */ 
+    @SaCheckPermission("system:user:list:dept")
+    @GetMapping("/list/dept/{deptId}")
+    public R<List<SysUserVo>> countUsersByDept(@PathVariable Long deptId) {
+        SysUserBo user = new SysUserBo();
+        user.setDeptId(deptId);
+        List<SysUserVo> userList = userService.selectUserList(user);
+        return R.ok(userList);
+    }
+
 }