Introduce ComposeWorkflow.

benchmarks/compose-workflow/benchmark-proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
+
+-dontobfuscate
+
+-ignorewarnings
+
+-keepattributes *Annotation*
+
+-dontnote junit.framework.**
+-dontnote junit.runner.**
+
+-dontwarn androidx.test.**
+-dontwarn org.junit.**
+-dontwarn org.hamcrest.**
+-dontwarn com.squareup.javawriter.JavaWriter
+
+-keepclasseswithmembers @org.junit.runner.RunWith public class *

benchmarks/compose-workflow/build.gradle.kts

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+import com.rickbusarow.kgx.libsCatalog
+import com.rickbusarow.kgx.version
+import com.squareup.workflow1.buildsrc.internal.javaTarget
+import com.squareup.workflow1.buildsrc.internal.javaTargetVersion
+
+plugins {
+  id("com.android.library")
+  id("kotlin-android")
+  // id("android-defaults")
+  alias(libs.plugins.androidx.benchmark)
+  alias(libs.plugins.compose.compiler)
+}
+
+// Note: We are not including our defaults from .buildscript as we do not need the base Workflow
+// dependencies that those include.
+
+android {
+  compileSdk = libsCatalog.version("compileSdk").toInt()
+
+  compileOptions {
+    sourceCompatibility = javaTargetVersion
+    targetCompatibility = javaTargetVersion
+  }
+
+  kotlinOptions {
+    jvmTarget = javaTarget
+    freeCompilerArgs += "-opt-in=kotlin.RequiresOptIn"
+  }
+
+  defaultConfig {
+    minSdk = 28
+    targetSdk = libsCatalog.version("targetSdk").toInt()
+
+    // TODO why isn't this taking?
+    testInstrumentationRunner = "androidx.benchmark.junit4.AndroidBenchmarkRunner"
+
+    // must be one of: 'None', 'StackSampling', or 'MethodTracing'
+    testInstrumentationRunnerArguments["androidx.benchmark.profiling.mode"] = "MethodTracing"
+    testInstrumentationRunnerArguments["androidx.benchmark.output.enable"] = "true"
+  }
+
+  // buildTypes {
+  //   debug {
+  //     isDebuggable = false
+  //     isProfileable = true
+  //   }
+  // }
+
+  testBuildType = "release"
+  // testBuildType = "debug"
+  buildTypes {
+    debug {
+      // Since isDebuggable can"t be modified by gradle for library modules,
+      // it must be done in a manifest - see src/androidTest/AndroidManifest.xml
+      isMinifyEnabled = true
+      proguardFiles(
+        getDefaultProguardFile("proguard-android-optimize.txt"), "benchmark-proguard-rules.pro"
+      )
+    }
+    release {
+      isDefault = true
+    }
+  }
+
+  namespace = "com.squareup.benchmark.composeworkflow.benchmark"
+  testNamespace = "$namespace.test"
+}
+
+dependencies {
+  androidTestImplementation(project(":workflow-runtime"))
+  androidTestImplementation(libs.androidx.benchmark)
+  androidTestImplementation(libs.androidx.test.espresso.core)
+  androidTestImplementation(libs.androidx.test.junit)
+  androidTestImplementation(libs.androidx.test.uiautomator)
+  androidTestImplementation(libs.kotlin.test.jdk)
+  androidTestImplementation(libs.kotlinx.coroutines.test)
+}

benchmarks/compose-workflow/src/androidTest/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+  <!--
+      Important: disable debugging for accurate performance results
+
+      In a com.android.library project, this flag must be disabled from this
+      manifest, as it is not possible to override this flag from Gradle.
+    -->
+  <application
+      android:debuggable="false"
+      tools:ignore="HardcodedDebugMode"
+      tools:replace="android:debuggable">
+    <profileable android:shell="true"/>
+  </application>
+</manifest>