feat: initialize existing development playout PCs

tests/MBN_STOCK_WEBVIEW.Playout.Tests/PlayoutSafetyValidationTests.cs

@@ -258,6 +258,21 @@ public sealed class PlayoutSafetyValidationTests : IDisposable
         Assert.Contains(nameof(PlayoutOptions.Host), exception.Message, StringComparison.Ordinal);
     }
 
+    [Fact]
+    public void Validate_OrdinaryLiveModeRetainsConfiguredRemoteEndpointBehavior()
+    {
+        var options = ValidTestOptions();
+        options.Mode = PlayoutMode.Live;
+        options.Host = "playout.dev.invalid";
+        options.OutputChannel = null;
+        options.TestProcessWindowTitlePattern = null;
+        options.TrustedLiveOutputEnabled = true;
+
+        var validated = ValidatedPlayoutOptions.Create(options);
+
+        Assert.Equal("playout.dev.invalid", validated.Host);
+    }
+
     [Theory]
     [InlineData(".*")]
     [InlineData("PGM")]