Build APK action

.github/workflows/build-apk.yml

@@ -0,0 +1,47 @@
+name: BUILD APK
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  apk-build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+    env:
+      ANDROID_RELEASE_KEYSTORE_BASE64: ${{ secrets.ANDROID_RELEASE_KEYSTORE_BASE64 }}
+      ANDROID_RELEASE_KEYSTORE_PWD: ${{ secrets.ANDROID_RELEASE_KEYSTORE_PWD }}
+      ANDROID_RELEASE_KEY_ALIAS: ${{ secrets.ANDROID_RELEASE_KEY_ALIAS }}
+      ANDROID_RELEASE_KEY_PWD: ${{ secrets.ANDROID_RELEASE_KEY_PWD }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '17'
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Decode Keystore
+        run: |
+          echo $ANDROID_RELEASE_KEYSTORE_BASE64 > keystore_base64.txt
+          base64 -d keystore-b64.txt > fubukidaze-android-release
+
+      - name: Assemble Release
+        run: |
+          ./gradlew :composeApp:assembleRelease
+
+      - name: Get Release APK Path
+        id: releaseApk
+        run: echo "apkfile=$(find composeApp/build/outputs/apk/release/*.apk)" >> $GITHUB_OUTPUT
+
+      - name: Upload APK to Artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: release-artifacts
+          path: ${{ steps.releaseApk.outputs.apkfile }}

composeApp/android-proguard-rules.pro

@@ -0,0 +1,60 @@
+# This is a configuration file for R8
+
+#-verbose
+#-allowaccessmodification
+#-repackageclasses
+
+# Note that you cannot just include these flags in your own
+# configuration file; if you are including this file, optimization
+# will be turned off. You'll need to either edit this file, or
+# duplicate the contents of this file and remove the include of this
+# file from your project's proguard.config path property.
+
+# For native methods, see http://proguard.sourceforge.net/manual/examples.html#native
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+# We only need to keep ComposeView
+-keep public class androidx.compose.ui.platform.ComposeView {
+    public <init>(android.content.Context, android.util.AttributeSet);
+}
+
+# For enumeration classes
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keep class * implements android.os.Parcelable {
+  public static final android.os.Parcelable$Creator *;
+}
+
+# Kotlinx Serialization
+-keep @kotlinx.serialization.Serializable class * {*;}
+
+# JNA
+-dontwarn java.awt.*
+-keep class com.sun.jna.** { *; }
+-keep class * implements com.sun.jna.** { *; }
+-keepclassmembers class * extends com.sun.jna.* { public *; }
+
+
+# AndroidX + support library contains references to newer platform versions.
+# Don't warn about those in case this app is linking against an older
+# platform version.  We know about them, and they are safe.
+-dontwarn android.support.**
+-dontwarn androidx.**
+
+#-keepattributes SourceFile,
+#                LineNumberTable,
+#                RuntimeVisibleAnnotations,
+#                RuntimeVisibleParameterAnnotations,
+#                RuntimeVisibleTypeAnnotations,
+#                AnnotationDefault
+
+-renamesourcefileattribute SourceFile
+
+# Using ktor client in Android has missing proguard rule
+# See https://youtrack.jetbrains.com/issue/KTOR-5528
+-dontwarn org.slf4j.**

composeApp/build.gradle.kts

@@ -135,7 +135,50 @@ android {
     versionName = fubukidazeVersion
 
     testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+
+    ndk {
+      abiFilters += listOf("arm64-v8a", "armeabi-v7a", "x86_64")
+    }
+  }
+
+  signingConfigs {
+    getByName("debug") {
+      storeFile = rootProject.file("signing/fubukidaze-android-debug")
+      storePassword = "android"
+      keyAlias = "androiddebugkey"
+      keyPassword = "android"
+    }
+
+    create("release") {
+      if (rootProject.file("../fubukidaze-android-release").exists()) {
+        storeFile = rootProject.file("../fubukidaze-android-release")
+        storePassword = properties["ANDROID_RELEASE_KEYSTORE_PWD"]?.toString() ?: ""
+        keyAlias = properties["ANDROID_RELEASE_KEY_ALIAS"]?.toString() ?: ""
+        keyPassword = properties["ANDROID_RELEASE_KEY_PWD"]?.toString() ?: ""
+      } else {
+        storeFile = rootProject.file("signing/fubukidaze-android-debug")
+        storePassword = "android"
+        keyAlias = "androiddebugkey"
+        keyPassword = "android"
+      }
+    }
   }
+
+  buildTypes {
+    debug {
+      signingConfig = signingConfigs["debug"]
+      versionNameSuffix = "-dev"
+      applicationIdSuffix = ".debug"
+    }
+
+    release {
+      signingConfig = signingConfigs.findByName("release") ?: signingConfigs["debug"]
+      isShrinkResources = true
+      isMinifyEnabled = true
+      proguardFiles("android-proguard-rules.pro")
+    }
+  }
+
   sourceSets["main"].apply {
     manifest.srcFile("src/androidMain/AndroidManifest.xml")
     res.srcDirs("src/androidMain/res")