M3 migration (#11)

app/build.gradle

@@ -1,10 +1,10 @@
 /*
- * Copyright (c) 2022 The Android Open Source Project
+ * Copyright (C) 2023 The Android Open Source Project
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *      https://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -19,15 +19,17 @@ plugins {
 }
 
 android {
+    namespace 'com.example.superheroes'
     compileSdk 33
 
     defaultConfig {
         applicationId "com.example.superheroes"
-        minSdk 21
+        minSdk 24
         targetSdk 33
         versionCode 1
         versionName "1.0"
 
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
             useSupportLibrary true
         }
@@ -45,29 +47,29 @@ android {
     }
     kotlinOptions {
         jvmTarget = '1.8'
+        freeCompilerArgs += "-opt-in=androidx.compose.material3.ExperimentalMaterial3Api"
     }
     buildFeatures {
         compose true
     }
     composeOptions {
-        kotlinCompilerExtensionVersion compose_version
+        kotlinCompilerExtensionVersion '1.4.3'
     }
     packagingOptions {
         resources {
             excludes += '/META-INF/{AL2.0,LGPL2.1}'
         }
     }
-    namespace 'com.example.superheroes'
 }
 
 dependencies {
-    // Import the Compose BOM
-    implementation platform('androidx.compose:compose-bom:2023.01.00')
-
+    implementation platform('androidx.compose:compose-bom:2022.10.00')
     implementation 'androidx.activity:activity-compose:1.6.1'
-    implementation "androidx.compose.material:material"
-    implementation "androidx.compose.ui:ui"
-    implementation "androidx.compose.ui:ui-tooling-preview"
+    implementation 'androidx.compose.material3:material3'
+    implementation 'androidx.compose.ui:ui'
+    implementation 'androidx.compose.ui:ui-tooling-preview'
     implementation 'androidx.core:core-ktx:1.9.0'
-    debugImplementation "androidx.compose.ui:ui-tooling"
-}
+
+    androidTestImplementation platform('androidx.compose:compose-bom:2022.10.00')
+    debugImplementation 'androidx.compose.ui:ui-tooling'
+}