gistfile1.md

docker-compose.yml:

  dockerfile: Dockerfile-test
  build: .
  command: sleep infinity
  volumes:
    - .:/stuff

Dockerfile-test:

FROM ubuntu:latest

WORKDIR /stuff

RUN mkdir test

gistfile1.txt

docker-compose.yml:
```test:
  dockerfile: Dockerfile-test
  build: .
  command: sleep infinity
  volumes:
    - .:/stuff```
    
Dockerfile-test:
```FROM ubuntu:latest

WORKDIR /stuff

RUN mkdir test```