Port Android server runtime to GaCy Go

app/build.gradle.kts

@@ -12,20 +12,21 @@ android {
         applicationId = "com.gacy.android"
         minSdk = 26
         targetSdk = 35
-        versionCode = 1
-        versionName = "v1.0.0"
+        versionCode = 7
+        versionName = "v1.0.6"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
 
         ndk {
             abiFilters += listOf("arm64-v8a")
+            if (providers.gradleProperty("gacyEmulator").isPresent) abiFilters += "x86_64"
         }
     }
 
     sourceSets {
         getByName("main") {
             jniLibs.srcDirs("src/main/jniLibs")
-            assets.srcDirs("src/main/assets")
+            assets.setSrcDirs(listOf("src/goAssets"))
         }
     }
 
@@ -50,11 +51,16 @@ android {
         compose = true
         buildConfig = true
     }
+    packaging {
+        jniLibs {
+            useLegacyPackaging = true
+            keepDebugSymbols += "**/libgacy_*.so"
+            excludes += listOf("**/libchaquopy*.so", "**/libpython*.so", "**/libcrypto_*.so", "**/libsqlite3_*.so", "**/libssl_*.so")
+        }
+    }
 }
 
 dependencies {
-    implementation(files("libs/chaquopy_java.jar"))
-
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.lifecycle.runtime.ktx)
     implementation("androidx.lifecycle:lifecycle-service:2.8.6")
@@ -72,3 +78,30 @@ dependencies {
     testImplementation("org.json:json:20240303")
     debugImplementation(libs.androidx.ui.tooling)
 }
+
+tasks.named("preBuild") {
+    doFirst {
+        val required = listOf(
+            "src/goAssets/gacy-go-data.zip",
+            "src/main/jniLibs/arm64-v8a/libgacy_sdkserver.so",
+            "src/main/jniLibs/arm64-v8a/libgacy_gameserver.so"
+        )
+        check(required.all { file(it).isFile }) {
+            "GaCy Go runtime is missing. Run: python tools/package_go_runtime.py <path-to-GaC-hkrpg-go>"
+        }
+    }
+}
+
+val copyDebugApkToRoot by tasks.registering {
+    doNotTrackState("Copies the APK into the project root")
+    onlyIf { tasks.named("assembleDebug").get().state.failure == null }
+    doLast {
+        val source = layout.buildDirectory.file("outputs/apk/debug/app-debug.apk").get().asFile
+        check(source.isFile) { "Debug APK was not produced" }
+        source.copyTo(rootProject.file("GaCy-Android-${android.defaultConfig.versionName}-debug.apk"), overwrite = true)
+    }
+}
+
+tasks.matching { it.name == "assembleDebug" }.configureEach {
+    finalizedBy(copyDebugApkToRoot)
+}