photoCapture
fun ActivityChain.photoCapture(block: Dockware.PhotoCaptureLauncher.() -> Unit = {}): ChainStep1<Dockware.DocumentCaptureSession>
fun <S1> ChainStep1<S1>.photoCapture(block: Dockware.PhotoCaptureLauncher.() -> Unit = {}): ChainStep2<S1, Dockware.DocumentCaptureSession>
fun <S1, S2> ChainStep2<S1, S2>.photoCapture(block: Dockware.PhotoCaptureLauncher.() -> Unit = {}): ChainStep3<S1, S2, Dockware.DocumentCaptureSession>