fix: ExoPlayer logs never reaching Dart log output

setLogLevel silently no-oped because initialized was false at call time.
emitLog gated all levels behind debugLoggingEnabled which was never set.

android/app/src/main/kotlin/com/edde746/plezy/exoplayer/ExoPlayerCore.kt

@@ -124,7 +124,7 @@ class ExoPlayerCore(private val activity: Activity) : Player.Listener {
             "info"  -> Log.i(TAG, "[$prefix] $message")
             else    -> Log.d(TAG, "[$prefix] $message")
         }
-        if (debugLoggingEnabled) {
+        if (debugLoggingEnabled || level == "error" || level == "warn") {
             delegate?.onEvent("log-message", mapOf(
                 "prefix" to prefix, "level" to level, "text" to message
             ))

lib/mpv/player/platform/player_android.dart

@@ -402,7 +402,7 @@ class PlayerAndroid extends PlayerBase {
   @override
   Future<void> setLogLevel(String level) async {
     checkDisposed();
-    if (!initialized) return;
+    await _ensureInitialized();
     await methodChannel.invokeMethod('setLogLevel', {'level': level});
   }
 }