优化进程管理，添加内部终止方法以避免死锁，调整进程状态更新逻辑，更新测试脚本以延长运行时间

tests/process_manager/test_process_manager.cpp

@@ -83,18 +83,17 @@ std::string create_test_executable() {
     std::string exe_path;
     
 #ifdef _WIN32
-    exe_path = "test_process.exe";
-    std::ofstream bat_file("test_process.bat");
-    bat_file << "@echo off\n";
-    bat_file << "timeout /t 2 /nobreak > nul\n";  // 运行2秒然后退出
-    bat_file << "exit 0\n";
-    bat_file.close();
     exe_path = "test_process.bat";
+    std::ofstream bat_file(exe_path);
+    bat_file << "@echo off\n";
+    bat_file << "ping 127.0.0.1 -n 6 > nul\n";  // 运行约5秒，给监控器足够时间
+    bat_file << "exit /b 0\n";
+    bat_file.close();
 #else
     exe_path = "./test_process.sh";
     std::ofstream script_file(exe_path);
     script_file << "#!/bin/bash\n";
-    script_file << "sleep 2\n";  // 运行2秒然后退出
+    script_file << "sleep 5\n";  // 运行5秒然后退出
     script_file << "exit 0\n";
     script_file.close();
     
@@ -113,7 +112,7 @@ std::string create_failing_executable() {
     exe_path = "test_fail_process.bat";
     std::ofstream bat_file(exe_path);
     bat_file << "@echo off\n";
-    bat_file << "exit 1\n";  // 立即以错误码退出
+    bat_file << "exit /b 1\n";  // 立即以错误码退出
     bat_file.close();
 #else
     exe_path = "./test_fail_process.sh";