refactor(camera): extract the update frame

Move fly/chase publication, combat target tracking, and local player projection behind typed runtime owners. Preserve the inbound-created projection/reconcile barrier while removing GameWindow callbacks and duplicate shadow helpers.

tests/AcDream.App.Tests/World/UpdateFrameOrchestratorTests.cs

@@ -619,6 +619,64 @@ public sealed class UpdateFrameOrchestratorTests
             StringComparison.Ordinal);
     }
 
+    [Fact]
+    public void CameraAndLocalPlayerFrameOwnersUseTypedSeamsWithoutWindowCallbacks()
+    {
+        Type[] owners =
+        [
+            typeof(AcDream.App.Rendering.CameraFrameController),
+            typeof(AcDream.App.Input.RetailLocalPlayerFrameController),
+            typeof(AcDream.App.Input.LocalPlayerProjectionController),
+            typeof(AcDream.App.Input.LiveLocalPlayerFrameRuntime),
+            typeof(AcDream.App.Input.LiveLocalPlayerProjectionRuntime),
+            typeof(AcDream.App.Combat.CombatCameraTargetSource),
+        ];
+
+        foreach (Type owner in owners)
+        {
+            FieldInfo[] fields = owner.GetFields(
+                BindingFlags.Instance | BindingFlags.NonPublic);
+            Assert.DoesNotContain(fields, field => field.FieldType == typeof(GameWindow));
+            Assert.DoesNotContain(
+                fields,
+                field => typeof(Delegate).IsAssignableFrom(field.FieldType));
+        }
+
+        string root = FindRepoRoot();
+        string source = File.ReadAllText(Path.Combine(
+            root,
+            "src",
+            "AcDream.App",
+            "Rendering",
+            "GameWindow.cs"));
+        Assert.Equal(1, CountOccurrences(source, "_cameraFrame.Tick(frameTiming);"));
+        Assert.DoesNotContain("CanAdvanceLocalPlayer", source, StringComparison.Ordinal);
+        Assert.DoesNotContain("GetCombatCameraTargetPoint()", source,
+            StringComparison.Ordinal);
+        Assert.DoesNotContain("_cameraController.Fly.Update(", source,
+            StringComparison.Ordinal);
+        Assert.DoesNotContain("_localPlayerFrame.TryGetPresentationAfterNetwork", source,
+            StringComparison.Ordinal);
+        AssertAppearsInOrder(
+            source,
+            "_localPlayerTeleport!.Tick(frameDelta);",
+            "_playerModeAutoEntry?.TryEnter();",
+            "_cameraFrame.Tick(frameTiming);");
+
+        string cameraSource = File.ReadAllText(Path.Combine(
+            root,
+            "src",
+            "AcDream.App",
+            "Rendering",
+            "CameraFrameController.cs"));
+        AssertAppearsInOrder(
+            cameraSource,
+            "_localFrame.TryGetPresentationAfterNetwork",
+            "_spatialReconciler.Reconcile();",
+            "legacy.Update(",
+            "retail?.Update(");
+    }
+
     private static UpdateFrameOrchestrator Create(
         List<string> calls,
         RecordingTeardown? teardown = null,