context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
database/sql | Package sql provides a generic interface around SQL (or SQL-like) databases. |
fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
github.com/containerd/log | Package log provides types and functions related to logging, passing loggers through a context, and attaching context to the logger. |
github.com/opencontainers/go-digest | Package digest provides a generalized type to opaquely represent message digests and their operations within the registry. |