Increase JNI timeout duration to 40 seconds and refactor cache key generation for stability. Updated core

lib/aniyomi_bridge.dart

@@ -319,7 +319,7 @@ class AniyomiBridge {
     _pendingRequests[message.id] = completer;
     _jniSenderPort.send(message);
     return completer.future.timeout(
-        const Duration(seconds: 20),
+        const Duration(seconds: 40),
         onTimeout: () => throw TimeoutException("JNI Isolate timed out")
     );
   }
@@ -426,9 +426,8 @@ class AniyomiBridge {
         );
   }
 
+  /// Creates a stable string representation of the args
   String _generateCacheKey(JniIsolateMessageType messageType, Map<String, dynamic> args) {
-    // Create a stable string representation of the args
-    // final argsString = jsonEncode(args);
     final argsString = args.entries
         .map((entry) => "${entry.key}:${_getStableHashCode(entry.value)}")
         .join(":").hashCode;