Implemented database basic functions, added ToFormattedString to Card class, improved commands sending to the guild manager on discord, added toString to user class

User.cs

@@ -4,16 +4,28 @@ namespace IsleBot;
 
 public class User {
     [DataMember(IsRequired = true)]
-    public int Id { get; private set; }
+    public ulong Id { get; private set; }
     public string UserName { get; set; }
     
     public List<Card> Cards { get; set; }
     
     //public List<Match> Matches { get; set; }
 
-    public User(int id, string userName) {
+    public User(ulong id, string userName) {
         Id = id;
         UserName = userName;
         Cards = new List<Card>();
     }
+
+    public override string ToString() {
+        var profileStr = $"**{UserName}**\n"+
+                            $"**Total Cards:** {Cards.Count}\n" +
+                            $"\n";
+
+        foreach (var card in Cards.Take(5)) {
+            profileStr += card.ToFormattedString() + "\n";
+        }
+        
+        return profileStr;
+    }
 }