diff --git a/.devops/deployer.py b/.devops/deployer.py
index 8d3d930..48a21bc 100644
--- a/.devops/deployer.py
+++ b/.devops/deployer.py
@@ -155,10 +155,20 @@ class Deployer:
 
         self.logger.info(f"开始构建: {repo_config['name']}")
 
-        # 执行构建命令（在主仓库根目录执行）
+        # 根据项目类型选择执行目录
+        if repo_config['type'] == 'nodejs':
+            # Node.js 项目在子模块目录执行
+            build_dir = repo_path / repo_config['path']
+            self.logger.info(f"Node.js 项目，在子模块目录执行构建")
+        else:
+            # Java 项目在主仓库根目录执行
+            build_dir = repo_path
+            self.logger.info(f"Java 项目，在主仓库根目录执行构建")
+
+        # 执行构建命令
         for cmd in repo_config['build_commands']:
             self.logger.info(f"执行构建命令: {cmd}")
-            if not self.run_command(cmd, cwd=repo_path, timeout=1800):
+            if not self.run_command(cmd, cwd=build_dir, timeout=1800):
                 self.logger.error(f"构建失败: {cmd}")
                 return False