First pass at storage module.

folders/sql/1_create_table.up.sql

go.mod

go.sum

storage/connection.go

storage/db.go

storage/doc.go

storage/folders.sql.go

storage/generate.go

storage/messages.sql.go

storage/migrations/1_create_table.down.sql

storage/migrations/1_create_table.up.sql

storage/models.go

storage/queries/folders.sql

storage/queries/messages.sql

storage/queries/seed.sql

storage/queries/users.sql

storage/seed.sql.go

storage/sqlc.yaml

storage/users.sql.go