Merge pull request #5420 from element-hq/feature/bma/metroAssistedInject

Ensure Metro `@AssistedInject` is used.

libraries/ui-common/build.gradle.kts

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+plugins {
+    id("io.element.android-compose-library")
+}
+
+android {
+    namespace = "io.element.android.libraries.ui.common"
+}
+
+dependencies {
+    implementation(libs.appyx.core)
+    implementation(projects.libraries.designsystem)
+}

libraries/ui-common/src/main/kotlin/io/element/android/libraries/ui/common/nodes/EmptyNode.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.libraries.ui.common.nodes
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.node.Node
+import com.bumble.appyx.core.node.node
+import io.element.android.compound.theme.ElementTheme
+import io.element.android.libraries.designsystem.preview.ElementPreview
+import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+
+/**
+ * Ref: https://www.figma.com/design/0MMNu7cTOzLOlWb7ctTkv3/Element-X?node-id=1518-85323
+ */
+fun emptyNode(
+    buildContext: BuildContext,
+): Node = node(buildContext) { modifier ->
+    EmptyView(modifier)
+}
+
+@Composable
+private fun EmptyView(
+    modifier: Modifier = Modifier,
+) = Box(
+    modifier = modifier
+        .fillMaxSize()
+        .background(ElementTheme.colors.bgCanvasDefault),
+)
+
+@PreviewsDayNight
+@Composable
+internal fun EmptyViewPreview() = ElementPreview {
+    EmptyView(Modifier)
+}