version: '3.9'
services:
  sut:
    build:
      context: .
      dockerfile: ./Dockerfile
    command: /workspace/run_tests.sh

version: '3'
services:
  sut:
    build:
      context: .
      dockerfile: ./Dockerfile
    command: /workspace/run_tests.sh

Set docker compose yaml version to 3.
Set docker compose yaml version to 3.
