search refactoring

Oqtane.Shared/Models/SearchWord.cs

@@ -0,0 +1,15 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+
+namespace Oqtane.Models
+{
+    public class SearchWord
+    {
+        [Key]
+        public int SearchWordId { get; set; }
+
+        public string Word { get; set; }
+
+        public DateTime CreatedOn { get; set; }
+    }
+}