Added info mode to terminal game.

Author: RUBIUS\chebanovdd

Match3.sln.DotSettings

@@ -0,0 +1,2 @@
+<wpf:ResourceDictionary xml:space="preserve" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:s="clr-namespace:System;assembly=mscorlib" xmlns:ss="urn:shemas-jetbrains-com:settings-storage-xaml" xmlns:wpf="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Spacebar/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>

samples/Terminal.Match3/GameModes/GameInfoMode.cs

@@ -0,0 +1,31 @@
+using System;
+using Match3.Template.Interfaces;
+
+namespace Terminal.Match3.GameModes
+{
+    public class GameInfoMode : IGameMode, IDeactivatable
+    {
+        public event EventHandler Finished;
+
+        public void Activate()
+        {
+            Console.ForegroundColor = ConsoleColor.DarkYellow;
+            Console.WriteLine();
+            Console.WriteLine("Navigation:  Arrow keys");
+            Console.WriteLine("Selection:   Spacebar key");
+            Console.WriteLine("Exit:        Enter key");
+
+            Console.ForegroundColor = ConsoleColor.Gray;
+            Console.WriteLine();
+            Console.WriteLine("Press any key to continue...");
+
+            Console.ReadKey(true);
+            Finished?.Invoke(this, EventArgs.Empty);
+        }
+
+        public void Deactivate()
+        {
+            Console.Clear();
+        }
+    }
+}

samples/Terminal.Match3/Program.cs

@@ -21,6 +21,7 @@ await Host
                 .ConfigureServices(services =>
                 {
                     services.AddHostedService<GameService>();
+                    services.AddTransient<IGameMode, GameInfoMode>();
                     services.AddTransient<IGameMode, GameInitMode>();
                     services.AddTransient<IGameMode, GamePlayMode>();
                     services.AddInfrastructure();