flutter pub run pigeon \
  --input pigeons/message.dart \
  --dart_out pigeons/output/pigeon.dart \
  --objc_header_out pigeons/output/pigeon.h \
  --objc_source_out pigeons/output/pigeon.m \
  --java_out pigeons/output/Pigeon.java \
  --java_package "com.example.flutter_hybird.host"