ready for database

Apollon.Domain/Apollon.Domain.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

Apollon.Domain/Commands/ICreateTournamentCommand.cs

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+using Apollon.Domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Apollon.Domain.Commands
+{
+    public interface ICreateTournamentCommand
+    {
+        Task Execute(Tournament tournament);
+    }
+}

Apollon.Domain/Commands/IDeleteTournamentCommand .cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Apollon.Domain.Commands
+{
+    public interface IDeleteTournamentCommand
+    {
+        Task Execute (Guid id);
+    }
+}

Apollon.Domain/Commands/IUpdateTournamentCommand .cs

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+using Apollon.Domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Apollon.Domain.Commands
+{
+    public interface IUpdateTournamentCommand
+    {
+        Task Execute(Tournament tournament);
+    }
+}

Apollon.Domain/Models/Tournament.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Apollon.Domain.Models
+{
+    public class Tournament
+    {       
+        public Guid Id { get; }
+        public string Organisation { get; }
+        public string TournamentName { get; }
+        public string Competition { get; }
+        public DateTime StartDate { get; }
+        public DateTime EndDate { get; }
+        public string Location { get; }
+        public int Rounds { get; }
+
+        public Tournament(Guid id, string organisation, string tournamentName, string competition, DateTime startDate, DateTime endDate, string location, int rounds = 0)
+        {
+            Id = id;
+            Organisation = organisation;
+            TournamentName = tournamentName;
+            Competition = competition;
+            StartDate = startDate;
+            EndDate = endDate;
+            Location = location;
+            Rounds = rounds;
+        }
+    }
+}

Apollon.Domain/Queries/IGetAllTournamentsQuery.cs

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+using Apollon.Domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Apollon.Domain.Queries
+{
+    public interface IGetAllTournamentsQuery
+    {
+        Task<IEnumerable<Tournament>> Execute();        
+    }
+}