Does not support "economic/flysystem: ^ 3.0"

[kkkreset]

requires

php: >=5.5.0 ext-json: * guzzlehttp/guzzle: ~6.0 || ^7.0 league/flysystem: ^1.0 || ^2.0 || ^3.0 nesbot/carbon: ~1.0 || ^2.0 qcloud/cos-sdk-v5: ^2.0 || dev-guzzle7

But it doesn't support ”/vendor/freyo/flysystem-qcloud-cos-v5/src/Adapter.php“ TO "Class "League\Flysystem\Adapter\AbstractAdapter" not found"