feat: 增加设备空闲状态检测配置

主要修改:
1. 在SystemConfigService中新增获取设备空闲状态的方法。
2. 更新DeviceStatusService和DeviceStatusCheckService，使用可配置的空闲状态字符串替代硬编码。
3. 在文档中添加设备检测相关配置的说明，提升系统灵活性和可维护性。

技术细节:
- 通过引入设备空闲状态的配置，支持多语言环境下的设备状态标识，便于系统维护和扩展。

src/main/java/com/gameplatform/server/service/admin/SystemConfigService.java

@@ -116,6 +116,11 @@ public class SystemConfigService {
         return getConfigValue("user.assets_base_url", "http://36.138.184.60:12345");
     }
     
+    // 获取设备检测相关配置
+    public String getDeviceIdleStatus() {
+        return getConfigValue("device.idle_status", "空闲");
+    }
+    
     // 批量更新配置
     public boolean updateConfigs(List<SystemConfig> configs) {
         if (configs == null || configs.isEmpty()) {

src/main/java/com/gameplatform/server/service/device/DeviceStatusCheckService.java

@@ -2,6 +2,7 @@ package com.gameplatform.server.service.device;
 
 import com.gameplatform.server.mapper.agent.LinkTaskMapper;
 import com.gameplatform.server.model.entity.agent.LinkTask;
+import com.gameplatform.server.service.admin.SystemConfigService;
 import com.gameplatform.server.service.external.ScriptClient;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -17,10 +18,12 @@ public class DeviceStatusCheckService {
 
     private final ScriptClient scriptClient;
     private final LinkTaskMapper linkTaskMapper;
+    private final SystemConfigService systemConfigService;
 
-    public DeviceStatusCheckService(ScriptClient scriptClient, LinkTaskMapper linkTaskMapper) {
+    public DeviceStatusCheckService(ScriptClient scriptClient, LinkTaskMapper linkTaskMapper, SystemConfigService systemConfigService) {
         this.scriptClient = scriptClient;
         this.linkTaskMapper = linkTaskMapper;
+        this.systemConfigService = systemConfigService;
     }
 
     /**
@@ -82,7 +85,8 @@ public class DeviceStatusCheckService {
                 if (f1.get("val") != null) {
                     String status = f1.get("val").toString();
                     info.setStatus(status);
-                    info.setIdle("空闲".equals(status));
+                    String idleStatus = systemConfigService.getDeviceIdleStatus();
+                    info.setIdle(idleStatus.equals(status));
                 }
             }
             

src/main/java/com/gameplatform/server/service/device/DeviceStatusService.java

@@ -4,6 +4,7 @@ import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.gameplatform.server.model.dto.device.DeviceStatusResponse;
+import com.gameplatform.server.service.admin.SystemConfigService;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -21,12 +22,14 @@ public class DeviceStatusService {
     private static final Logger log = LoggerFactory.getLogger(DeviceStatusService.class);
     
     private final ObjectMapper objectMapper;
+    private final SystemConfigService systemConfigService;
     
     // 设备编号解析正则
     private static final Pattern DEVICE_PATTERN = Pattern.compile("^(f|s|g|d|ss|gg)(\\d+)$");
     
-    public DeviceStatusService(ObjectMapper objectMapper) {
+    public DeviceStatusService(ObjectMapper objectMapper, SystemConfigService systemConfigService) {
         this.objectMapper = objectMapper;
+        this.systemConfigService = systemConfigService;
     }
     
     /**
@@ -128,7 +131,8 @@ public class DeviceStatusService {
      * 判断设备是否空闲
      */
     private boolean isDeviceAvailable(String val) {
-        return "空闲".equals(val);
+        String idleStatus = systemConfigService.getDeviceIdleStatus();
+        return idleStatus.equals(val);
     }
 
     /**