edition = "2023"; package pb; import "google/protobuf/go_features.proto"; option features.field_presence = IMPLICIT; option go_package = "github.com/criyle/go-judge/pb"; option features.(pb.go).api_level = API_OPAQUE; message FileID { string fileID = 1; } message FileContent { string name = 1; bytes content = 2; } message FileListType { map fileIDs = 1; }