fix(runtime): latch accepted reveal readiness

src/AcDream.Runtime/World/RuntimeWorldTransitState.cs

@@ -91,16 +91,7 @@ public sealed class RuntimeWorldTransitState
         }
 
         if (_snapshot.Readiness.IsReady)
-        {
-            if (_snapshot.Readiness == acknowledgement)
-                return false;
-
-            FailInvariant(
-                "readiness-changed-after-ready",
-                $"accepted={DescribeReadiness(_snapshot.Readiness)} "
-                + $"actual={DescribeReadiness(acknowledgement)}");
             return false;
-        }
 
         bool isIndoor = IsIndoor(acknowledgement.DestinationCell);
         int requiredRenderRadius = isIndoor ? 0 : 1;
@@ -369,17 +360,6 @@ public sealed class RuntimeWorldTransitState
             + $"failures={snapshot.InvariantFailureCount}");
     }
 
-    private static string DescribeReadiness(
-        in RuntimeDestinationReadiness readiness) =>
-        string.Create(
-            CultureInfo.InvariantCulture,
-            $"indoor={readiness.IsIndoor},"
-            + $"unhydratable={readiness.IsUnhydratable},"
-            + $"radius={readiness.RequiredRenderRadius},"
-            + $"render={readiness.IsRenderNeighborhoodReady},"
-            + $"composites={readiness.AreCompositeTexturesReady},"
-            + $"collision={readiness.IsCollisionReady}");
-
     private static bool IsIndoor(uint cellId) =>
         (cellId & 0xFFFFu) >= 0x0100u;
 }

tests/AcDream.Runtime.Tests/World/RuntimeWorldTransitStateTests.cs

@@ -166,7 +166,7 @@ public sealed class RuntimeWorldTransitStateTests
 
         Assert.Equal(accepted, state.Snapshot.Readiness);
         Assert.True(state.Snapshot.IsReady);
-        Assert.Equal(1, state.Snapshot.InvariantFailureCount);
+        Assert.Equal(0, state.Snapshot.InvariantFailureCount);
     }
 
     [Fact]