Add Kot key utils from https://github.com/jie65535/KeyGo

Source/GrasscutterTools/Utils/HotKeyItem.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Xml.Serialization;
+
+namespace GrasscutterTools.Utils
+{
+    /// <summary>
+    /// 热键项
+    /// </summary>
+    public class HotKeyItem
+    {
+        /// <summary>
+        /// Gets or sets the hot key identifier.
+        /// </summary>
+        /// <value>
+        /// The hot key identifier.
+        /// </value>
+        [XmlIgnore]
+        public int HotKeyID { get; set; }
+
+        /// <summary>
+        /// Gets or sets the name of the Tag.
+        /// </summary>
+        /// <value>
+        /// The name of the Tag.
+        /// </value>
+        public string Tag { get; set; }
+
+        /// <summary>
+        /// Gets or sets the Commands.
+        /// </summary>
+        /// <value>
+        /// The Commands.
+        /// </value>
+        public string Commands { get; set; }
+
+        /// <summary>
+        /// Gets or sets the hot key.
+        /// 组合键之间使用+隔开，例如："Ctrl+Shift+W"
+        /// </summary>
+        /// <value>
+        /// The hot key.
+        /// </value>
+        public string HotKey { get; set; }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether this <see cref="HotKeyItem"/> is enabled.
+        /// </summary>
+        /// <value>
+        ///   <c>true</c> if enabled; otherwise, <c>false</c>.
+        /// </value>
+        public bool Enabled { get; set; } = true;
+
+        /// <summary>
+        /// Gets or sets the trigger counter.
+        /// </summary>
+        /// <value>
+        /// The trigger counter.
+        /// </value>
+        public int TriggerCounter { get; set; }
+
+        /// <summary>
+        /// Gets or sets the creation time.
+        /// </summary>
+        /// <value>
+        /// The creation time.
+        /// </value>
+        public DateTime CreationTime { get; set; } = DateTime.Now;
+
+        /// <summary>
+        /// Gets or sets the last modified time.
+        /// </summary>
+        /// <value>
+        /// The last modified time.
+        /// </value>
+        public DateTime LastModifiedTime { get; set; } = DateTime.Now;
+    }
+}