added mysql connection

Server/MySQL.cs

@@ -12,11 +12,13 @@ namespace Server
         private MySqlConnection _connection;
         private MessageSender ms;
 
-        public MySQL(string username, string password, string server, string database, MessageSender ms)
+
+        public MySQL(string username, string password, string server, string port, string database, MessageSender ms)
         {
             this.ms = ms;
             ms.Log("[MySQL] Initializing connection...");
-            string connectionString = $"Server={server};Database={database};User ID={username};Password={password};";
+            // include port in the connection string:
+            string connectionString = $"Server={server};Port={port};Database={database};User ID={username};Password={password};";
             _connection = new MySqlConnection(connectionString);
             ms.Log("[MySQL] Connection to database...");
 
@@ -51,7 +53,24 @@ namespace Server
                 _ => "b"
             };
         }
-
+        /// <summary>
+        /// Executes a non‐query SQL statement (e.g. CREATE TABLE, ALTER, etc.).
+        /// Returns null on success, or an error JSON if it fails.
+        /// </summary>
+        public string ExecuteNonQuery(string sql)
+        {
+            using var cmd = new MySqlCommand(sql, _connection);
+            try
+            {
+                cmd.ExecuteNonQuery();
+                return JsonResponse(new { success = true });
+            }
+            catch (Exception ex)
+            {
+                return JsonResponse($"Execute failed: {ex.Message}", true);
+            }
+        }
+        
         public string Insert(string table, Dictionary<string, object> data)
         {
             string columns = string.Join(", ", data.Keys);