Remove interactive VM lifetime step cap

engine/Age.Engine.Tests/GodotVmOptionsTests.cs

@@ -0,0 +1,17 @@
+public class GodotVmOptionsTests
+{
+    [Fact]
+    public void PersistentInteractiveRunIsUnboundedButSelftestRetainsDiagnosticCap()
+    {
+        var interactive = GodotVmOptions.Create(selftest: false, ignoreExitRequests: true);
+        var selftest = GodotVmOptions.Create(selftest: true, ignoreExitRequests: false);
+
+        Assert.Equal(long.MaxValue, interactive.MaxSteps);
+        Assert.True(interactive.IgnoreExitRequests);
+        Assert.False(interactive.NoSaveDat);
+
+        Assert.Equal(GodotVmOptions.DiagnosticMaxSteps, selftest.MaxSteps);
+        Assert.False(selftest.IgnoreExitRequests);
+        Assert.True(selftest.NoSaveDat);
+    }
+}