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# buildBlock(_:_:_:_:_:_:_:_:)

Builds an extension scene by combining eight scenes.

```
@MainActor @preconcurrency static func buildBlock<C0, C1, C2, C3, C4, C5, C6, C7>(_ c0: C0, _ c1: C1, _ c2: C2, _ c3: C3, _ c4: C4, _ c5: C5, _ c6: C6, _ c7: C7) -> some AppExtensionScene where C0 : AppExtensionScene, C1 : AppExtensionScene, C2 : AppExtensionScene, C3 : AppExtensionScene, C4 : AppExtensionScene, C5 : AppExtensionScene, C6 : AppExtensionScene, C7 : AppExtensionScene
```

## Return Value

The composed scene.

---

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