Update versions and migrate to Kotlin Compose so that app compiles successfully, otherwise was in a stuck failed state due to deprecations.

app/build.gradle.kts

@@ -1,18 +1,19 @@
 plugins {
     alias(libs.plugins.androidApplication)
-    alias(libs.plugins.jetbrainsKotlinAndroid)
+    //alias(libs.plugins.jetbrainsKotlinAndroid)
+    alias(libs.plugins.kotlinCompose)
 }
 
 android {
     namespace = "com.hyperling.tictactoe"
-    compileSdk = 36
+    compileSdk = 37
 
     defaultConfig {
         applicationId = "com.hyperling.tictactoe"
-        minSdk = 21
-        targetSdk = 36
-        versionCode = 4
-        versionName = "1.1.0"
+        minSdk = 23
+        targetSdk = 37
+        versionCode = 5
+        versionName = "1.1.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
@@ -23,15 +24,16 @@ android {
     buildTypes {
         release {
             isMinifyEnabled = true
-            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+            isShrinkResources = true
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
         }
     }
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
-        targetCompatibility = JavaVersion.VERSION_1_8
-    }
-    kotlinOptions {
-        jvmTarget = "1.8"
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
     }
     buildFeatures {
         compose = true
@@ -62,4 +64,10 @@ dependencies {
     androidTestImplementation(libs.androidx.ui.test.junit4)
     debugImplementation(libs.androidx.ui.tooling)
     debugImplementation(libs.androidx.ui.test.manifest)
+
+    // 2026-11-01 - Fix for "unresolved reference" on these in MainActivity:
+    //import androidx.compose.material.icons.Icons
+    //import androidx.compose.material.icons.rounded.Close
+    implementation("androidx.compose.material:material-icons-core")
+    implementation("androidx.compose.material:material-icons-extended")
 }

app/src/main/AndroidManifest.xml

@@ -10,8 +10,7 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_icon_ttt"
         android:supportsRtl="true"
-        android:theme="@style/Theme.TicTacToe"
-        tools:targetApi="31">
+        android:theme="@style/Theme.TicTacToe">
         <activity
             android:name=".MainActivity"
             android:exported="true"

build.gradle.kts

@@ -1,5 +1,6 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
     alias(libs.plugins.androidApplication) apply false
-    alias(libs.plugins.jetbrainsKotlinAndroid) apply false
+    //alias(libs.plugins.jetbrainsKotlinAndroid) apply false
+    alias(libs.plugins.kotlinCompose) apply false
 }

gradle/gradle-daemon-jvm.properties

@@ -0,0 +1,12 @@
+#This file is generated by updateDaemonJvm
+toolchainUrl.FREE_BSD.AARCH64=https\://api.foojay.io/disco/v3.0/ids/cf726b4a1c84b50457225f9bba6d7650/redirect
+toolchainUrl.FREE_BSD.X86_64=https\://api.foojay.io/disco/v3.0/ids/fa1e318c287360478e3c83a9a3ef1007/redirect
+toolchainUrl.LINUX.AARCH64=https\://api.foojay.io/disco/v3.0/ids/cf726b4a1c84b50457225f9bba6d7650/redirect
+toolchainUrl.LINUX.X86_64=https\://api.foojay.io/disco/v3.0/ids/fa1e318c287360478e3c83a9a3ef1007/redirect
+toolchainUrl.MAC_OS.AARCH64=https\://api.foojay.io/disco/v3.0/ids/c2dd35c9d0aaf0ba6ad0791320f99dfc/redirect
+toolchainUrl.MAC_OS.X86_64=https\://api.foojay.io/disco/v3.0/ids/e5810bd7fd1f8a586644409d395a7e55/redirect
+toolchainUrl.UNIX.AARCH64=https\://api.foojay.io/disco/v3.0/ids/cf726b4a1c84b50457225f9bba6d7650/redirect
+toolchainUrl.UNIX.X86_64=https\://api.foojay.io/disco/v3.0/ids/fa1e318c287360478e3c83a9a3ef1007/redirect
+toolchainUrl.WINDOWS.AARCH64=https\://api.foojay.io/disco/v3.0/ids/7b3c4877c0749019e6805bb61e421497/redirect
+toolchainUrl.WINDOWS.X86_64=https\://api.foojay.io/disco/v3.0/ids/d76df094a9cbbabd3b08251f9e61444a/redirect
+toolchainVersion=25

gradle/libs.versions.toml

@@ -1,13 +1,13 @@
 [versions]
-agp = "8.11.1"
-kotlin = "1.9.0"
-coreKtx = "1.10.1"
+agp = "9.5.0"
+kotlin = "2.4.21"
+coreKtx = "1.19.1"
 junit = "4.13.2"
-junitVersion = "1.1.5"
-espressoCore = "3.5.1"
-lifecycleRuntimeKtx = "2.6.1"
-activityCompose = "1.7.0"
-composeBom = "2023.08.00"
+junitVersion = "1.3.0"
+espressoCore = "3.7.0"
+lifecycleRuntimeKtx = "2.11.0"
+activityCompose = "1.13.0"
+composeBom = "2026.09.00"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
@@ -27,5 +27,5 @@ androidx-material3 = { group = "androidx.compose.material3", name = "material3"
 
 [plugins]
 androidApplication = { id = "com.android.application", version.ref = "agp" }
-jetbrainsKotlinAndroid = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
-
+#jetbrainsKotlinAndroid = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlinCompose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Sat Mar 30 12:28:25 MST 2024
+#Sun Nov 01 08:44:00 MST 2026
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists