version: "3" services: test_build_ssh_map: build: context: ./context dockerfile: Dockerfile ssh: default: id1: "./id_ed25519_dummy" id2: "./agent_dummy.sock" image: my-alpine-build-ssh-map command: - cat - /result.log test_build_ssh_array: build: context: ./context dockerfile: Dockerfile ssh: - default - "id1=./id_ed25519_dummy" - "id2=./agent_dummy.sock" image: my-alpine-build-ssh-array command: - cat - /result.log