更新项目配置，新增设备同步模块，优化WebSocket和Swagger配置，增强SCADA系统的免登录接口，支持数据字典项和登录日志的免登录查询与记录。调整Java编译设置，确保更好的开发体验。

yy-admin-master/YY.Admin.Services/Service/Jeecg/JeecgSyncStateStore.cs

@@ -0,0 +1,49 @@
+using System.IO;
+using System.Text.Json;
+
+namespace YY.Admin.Services.Service.Jeecg
+{
+    /// <summary>
+    /// 读写本地 Jeecg 同步状态文件（与 appsettings 同目录下的 Configuration）
+    /// </summary>
+    public class JeecgSyncStateStore
+    {
+        private readonly string _filePath;
+
+        public JeecgSyncStateStore()
+        {
+            var dir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Configuration");
+            _filePath = Path.Combine(dir, "jeecg-sync-state.json");
+        }
+
+        public JeecgSyncState Load()
+        {
+            try
+            {
+                if (!File.Exists(_filePath))
+                {
+                    return new JeecgSyncState();
+                }
+
+                var json = File.ReadAllText(_filePath);
+                return JsonSerializer.Deserialize<JeecgSyncState>(json) ?? new JeecgSyncState();
+            }
+            catch
+            {
+                return new JeecgSyncState();
+            }
+        }
+
+        public void Save(JeecgSyncState state)
+        {
+            var dir = Path.GetDirectoryName(_filePath);
+            if (!string.IsNullOrEmpty(dir))
+            {
+                Directory.CreateDirectory(dir);
+            }
+
+            var json = JsonSerializer.Serialize(state, new JsonSerializerOptions { WriteIndented = true });
+            File.WriteAllText(_filePath, json);
+        }
+    }
+}