compose/docs/reference/compose_attach.md

docker compose attach

Attach local standard input, output, and error streams to a service's running container

Options

Name	Type	Default	Description
--detach-keys	string		Override the key sequence for detaching from a container.
--dry-run			Execute command in dry run mode
--index	int	0	index of the container if service has multiple replicas.
--no-stdin			Do not attach STDIN
--sig-proxy			Proxy all received signals to the process