flavor-specific picker for updater

Author: knighthat

composeApp/src/androidGithub/kotlin/me/knighthat/updater/Updater.kt

@@ -34,13 +34,21 @@ object Updater {
      */
     @Throws(NoSuchFileException::class)
     private fun extractBuild( assets: List<GithubRelease.Build> ): GithubRelease.Build {
+        // Ignore the warning `BuildConfig.FLAVOR_env == "nightly"` either `true` or `false`
+        // This condition is different based on the build
+        val suffix = if( BuildConfig.FLAVOR_env == "nightly" )
+            BuildConfig.FLAVOR_env
+        else when( BuildConfig.FLAVOR_arch ) {
+            "universal" -> "release"
+            "arm32"     -> "armeabi-v7a"
+            "arm64"     -> "arm64-v8a"
+            "x86"       -> "x86"
+            "x86_64"    -> "x86_64"
+            else -> throw IllegalStateException("Unknown architecture ${BuildConfig.FLAVOR_arch}")
+        }
         // e.g. Release version will have name 'Kreate-release.apk'
-        val filename = "%s-%s.apk".format(
-            BuildConfig.APP_NAME,
-            // Ignore the warning `BuildConfig.FLAVOR_env == "nightly"` either `true` or `false`
-            // This condition is different based on the build
-            if( BuildConfig.FLAVOR_env == "nightly" ) "nightly" else "release"
-        )
+        val filename = "%s-%s.apk".format(BuildConfig.APP_NAME, suffix)
+
         return assets.fastFirstOrNull {
             // Get the first build that has name matches 'Kreate-<buildType>.apk'
             // with the exception of nightly build, which is `Kreate-nightly.apk`