Merge branch 'claude/sleepy-chebyshev-cda68d'

src/DodoSSH.Client.App/ViewModels/VaultViewModel.cs

@@ -179,6 +179,18 @@ internal sealed partial class VaultViewModel(
     [ObservableProperty]
     private string? hostKeyMismatch;
 
+    /// <summary>
+    /// Raised once a terminal session is open and its renderer has it.
+    /// </summary>
+    /// <remarks>
+    /// An event rather than a property because handing the terminal the keyboard is something that
+    /// happens, not something that is true: connecting a second host while one is already open has to
+    /// move focus again, and no state change describes that. Raised on the UI thread — every await on
+    /// the path from the command to here uses <c>ConfigureAwait(true)</c> — so a handler may touch
+    /// controls directly.
+    /// </remarks>
+    internal event EventHandler? SessionOpened;
+
     internal bool HasPendingHostKey => PendingHostKey is not null;
 
     internal bool HasHostKeyMismatch => HostKeyMismatch is not null;
@@ -611,6 +623,12 @@ internal sealed partial class VaultViewModel(
                 .ConfigureAwait(true);
 
             Status = $"Connected to {row.Label}.";
+
+            // Only now, and only on success. The page's own term.focus() focuses the textarea inside
+            // the document, which does nothing while the window's keyboard focus is still on the
+            // Connect button — so without this the first keystrokes of the session go to the shell's
+            // UI instead of the remote shell.
+            SessionOpened?.Invoke(this, EventArgs.Empty);
         }
         catch (SshHostKeyUnknownException exception)
         {