将Feature/XP.Common和Feature/XP.Hardware分支合并至Develop/XP.forHardwareAndCommon，完善XPapp注册和相关硬件类库通用类库功能。

XP.Hardware.MotionControl/Abstractions/ISafetyDoor.cs

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+using XP.Hardware.MotionControl.Abstractions.Enums;
+
+namespace XP.Hardware.MotionControl.Abstractions
+{
+    /// <summary>
+    /// 安全门策略接口 | Safety Door Strategy Interface
+    /// 定义安全防护门的控制能力 | Defines safety door control capabilities
+    /// </summary>
+    public interface ISafetyDoor
+    {
+        /// <summary>门状态 | Door status</summary>
+        DoorStatus Status { get; }
+
+        /// <summary>联锁信号是否有效（true=联锁中，禁止开门）| Interlock active (true=interlocked, door open blocked)</summary>
+        bool IsInterlocked { get; }
+
+        /// <summary>开门 | Open door</summary>
+        /// <returns>操作结果 | Operation result</returns>
+        MotionResult Open();
+
+        /// <summary>关门 | Close door</summary>
+        /// <returns>操作结果 | Operation result</returns>
+        MotionResult Close();
+
+        /// <summary>停止门 | Stop door</summary>
+        /// <returns>操作结果 | Operation result</returns>
+        MotionResult Stop();
+
+        /// <summary>从 PLC 更新状态 | Update status from PLC</summary>
+        void UpdateStatus();
+    }
+}