// Скруглённые углы
Box(
  modifier = Modifier
    .size(100.dp)
    .clip(RoundedCornerShape(8.dp))
    .background(Color.Blue)
)

// Круглая аватарка
Image(
  painter = painterResource(id = R.drawable.avatar),
  contentDescription = null,
  modifier = Modifier
    .size(64.dp)
    .clip(CircleShape)
)

// Звёздочка
val starShape = object : Shape {
  override fun createOutline(
    size: Size,
    layoutDirection: LayoutDirection,
    density: Density
  ): Outline {
    return Outline.Generic(Path().apply {
      // рисуешь путь звёздочки
    })
  }
}

Box(
  modifier = Modifier
    .size(100.dp)
    .clip(starShape)
    .background(Color.Yellow)
)

// Работает в commonMain!
@Preview
@Composable
fun MyComponentPreview() {
    MyTheme {
        MyComponent()
    }
}

// build.gradle.kts
kotlin {
    sourceSets {
        commonMain.dependencies {
            implementation(compose.ui)
            // Заменяем на
            implementation("org.jetbrains.compose.ui:ui:1.10.0")
        }
    }
}

dependencies {
  implementation(
    platform("androidx.compose:compose-bom-beta:2026.01.00")
  )
}

suspend fun loadImage(url: String) {
    val request = ImageRequest.builder()
        .model(url)
        .size(width = 800, height = 600)
        .build()

    landscapist.load(request).collect { result ->
        when (result) {
            is ImageResult.Loading -> {
                println("Loading...")
            }
            is ImageResult.Success -> {
                val imageBitmap = result.data
                val dataSource = result.dataSource // MEMORY, DISK, or NETWORK
                println("Loaded from: $dataSource")
            }
            is ImageResult.Failure -> {
                val error = result.reason
                println("Error: ${error.message}")
            }
        }
    }
}

// Пример теста
@get:Rule
val composeTestRule = createRecompositionTrackingRule()

@Test
fun incrementCounter_onlyValueRecomposes() {
    composeTestRule.onNodeWithTag("inc_button").performClick()

    composeTestRule.onNodeWithTag("counter_value")
        .assertRecompositions(exactly = 1)

    composeTestRule.onNodeWithTag("counter_title")
        .assertStable() // ноль рекомпозиций
}

UnexpectedRecompositionsError: testTag='product_header'
  Composable: demo.app.ui.ProductHeader (ProductList.kt:29)
  Expected: exactly 0 recomposition(s)
  Actual: 1 recomposition(s)

  All tracked composables:
    ProductListScreen = 1
    ProductHeader     = 1  <-- FAILED
    ProductItem       = 1

  Recomposition timeline:
    #1 at +0ms — param slots changed: [1] | parent: ProductListScreen

  Possible cause:
    1 state change(s) of type Int
    Parameter/parent change detected (dirty bits set)