New creates a new instance of Postgres by accepting a context, logger, and storage configuration.

NewShortenRepository initializes a new instance of.

NewStorage creates a new instance of Storage by accepting an implementation of UserRepository and ShortenRepository.

NewUserRepository creates a new instance of UserRepository with the given Postgres instance.

StartMigration starts the migration process for a PostgreSQL database using the provided connection pool.

Postgres is a type representing a connection pool to a PostgreSQL database.

ShortenRepository represents a repository for storing.

Implementation omitted for brevity.

UserRepository represents a repository for managing user data.