Add remaining project files

Models/Message.cs

@@ -0,0 +1,40 @@
+using LiteDB;
+using System.Globalization;
+using System.Numerics;
+using static DeluxeBackend.Enums;
+namespace DeluxeBackend.Models
+{
+    public class Message
+    {
+        [BsonId]
+        public long Id { get; set; }
+        [BsonRef("accounts")]
+        public required Account Player { get; set; }
+        [BsonRef("accounts")]
+        public required Account FromPlayer { get; set; }
+        public DateTime SentTime { get; set; } = DateTime.UtcNow;
+        public required MessageType Type { get; set; }
+        public string Data { get; set; } = string.Empty;
+
+        public Dictionary<string, object> ToDictionary()
+        {
+            string daya = string.Empty;
+            if (Data != null)
+            {
+                daya = Data;
+            }
+            var data = new Dictionary<string, object>
+            {
+                ["Id"] = Id,
+                ["FromPlayerId"] = FromPlayer.Id,
+                ["SentTime"] = SentTime.ToString("o", CultureInfo.InvariantCulture),
+                ["Type"] = (int)Type,
+                ["Data"] = daya
+
+            };
+
+            return data;
+        }
+
+    }
+}