fix: cap automatic playout refreshes

tests/MBN_STOCK_WEBVIEW.Playout.Tests/PlayoutSafetyValidationTests.cs

@@ -510,6 +510,35 @@ public sealed class PlayoutSafetyValidationTests : IDisposable
         Assert.Contains(expectedProperty, exception.Message, StringComparison.Ordinal);
     }
 
+    [Theory]
+    [InlineData(-1)]
+    [InlineData(1_000_001)]
+    public void Validate_OutOfRangeAutomaticRefreshMaximumIsRejected(int value)
+    {
+        var options = ValidTestOptions();
+        options.MaximumAutomaticRefreshesPerTakeIn = value;
+
+        var exception = Assert.Throws<PlayoutConfigurationException>(
+            () => ValidatedPlayoutOptions.Create(options));
+
+        Assert.Contains(
+            nameof(PlayoutOptions.MaximumAutomaticRefreshesPerTakeIn),
+            exception.Message,
+            StringComparison.Ordinal);
+    }
+
+    [Theory]
+    [InlineData(0)]
+    [InlineData(1)]
+    [InlineData(1_000_000)]
+    public void Validate_AutomaticRefreshMaximumAcceptsClosedSafeRange(int value)
+    {
+        var options = ValidTestOptions();
+        options.MaximumAutomaticRefreshesPerTakeIn = value;
+
+        _ = ValidatedPlayoutOptions.Create(options);
+    }
+
     public void Dispose() => _scenes.Dispose();
 
     private PlayoutOptions ValidTestOptions() => new()