database_instance:                  "{{ 'central-' + database_type if enable_central_database | bool else docker_compose_project_name }}"
database_host:                      "{{ 'central-' + database_type if enable_central_database | bool else 'database' }}"
database_name:                      "{{ docker_compose_project_name }}"
database_username:                  "{{ docker_compose_project_name }}"
database_version:                   "{{ postgres_default_version }}"