Imports github.com/tencentyun/cos-go-sdk-v5 Imports in module “gitee.com/zhjssl/go-common” gitee.com/zhjssl/go-common/tools/container/acast gitee.com/zhjssl/go-common/tools/file/afile gitee.com/zhjssl/go-common/tools/str/astring Standard library imports context errors io io/ioutil mime/multipart net/http net/url os path path/filepath strings