adds comments, OOP incapsulation and publish package to nuget

yawaflua.WebSockets/Models/Interfaces/IWebSocketManager.cs

@@ -5,7 +5,28 @@ namespace yawaflua.WebSockets.Models.Interfaces;
 
 public interface IWebSocketManager
 {
+    /// <summary>
+    /// Broadcast message to all users
+    /// </summary>
+    /// <param name="selector">selector of users</param>
+    /// <param name="message">message, broadcasted to all users</param>
+    /// <param name="messageType">type of message</param>
+    /// <param name="cts">cancellation token</param>
+    /// <returns></returns>
     public Task Broadcast(Func<IWebSocketClient, bool> selector,string message, WebSocketMessageType messageType = WebSocketMessageType.Text, CancellationToken cts = default);
+    /// <summary>
+    /// Provides list of clients connected to host
+    /// </summary>
+    /// <returns></returns>
     public List<IWebSocketClient> GetAllClients();
+    /// <summary>
+    /// Send to specific user data
+    /// Analog of <c>Broadcast(k => k.Id == ID, message)</c>
+    /// </summary>
+    /// <param name="id">Id of user</param>
+    /// <param name="message">message to user</param>
+    /// <param name="messageType">type of message</param>
+    /// <param name="cts">cancellation token</param>
+    /// <returns></returns>
     public Task SendToUser(Guid id, string message, WebSocketMessageType messageType, CancellationToken cts);
 }