Add XML docs

RemoteExec.Client/AsyncManualResetEvent.cs

@@ -1,9 +1,16 @@
 namespace RemoteExec.Client;
 
+/// <summary>
+/// An async-compatible manual reset event that can be awaited.
+/// </summary>
 internal class AsyncManualResetEvent
 {
     private volatile TaskCompletionSource<bool> _tcs = new(TaskCreationOptions.RunContinuationsAsynchronously);
 
+    /// <summary>
+    /// Initializes a new instance of the <see cref="AsyncManualResetEvent"/> class.
+    /// </summary>
+    /// <param name="initialState">If true, the event is initially signaled.</param>
     public AsyncManualResetEvent(bool initialState)
     {
         if (initialState)
@@ -12,16 +19,27 @@ internal class AsyncManualResetEvent
         }
     }
 
+    /// <summary>
+    /// Asynchronously waits for the event to be signaled.
+    /// </summary>
+    /// <param name="ct">A cancellation token to cancel the wait operation.</param>
+    /// <returns>A task that completes when the event is signaled.</returns>
     public Task WaitAsync(CancellationToken ct)
     {
         return _tcs.Task.WaitAsync(ct);
     }
 
+    /// <summary>
+    /// Sets the event to a signaled state, releasing all waiting tasks.
+    /// </summary>
     public void Set()
     {
         _ = _tcs.TrySetResult(true);
     }
 
+    /// <summary>
+    /// Resets the event to an unsignaled state.
+    /// </summary>
     public void Reset()
     {
         while (true)