src/FileSystem.php
public function removeOnFree(bool $activate = true): self
    {
        $this->storage->removeOnFree($activate);
        return $this;
    }
public function removeOnFree(bool $activate = true): self
    {
        $this->storage->removeOnFree($activate);
        return $this;
    }
remove file from filesystem on object destruction
=> leaving scope or removing object reference
@param  bool $activate
@return self