version: '3.8'

services:
  backend:
    command: >
      sh -c "until pg_isready -h db -p 5432; do
        echo 'Esperando a la base de datos...';
        sleep 2;
      done;
      echo 'BD lista!';
      python manage.py migrate;
      python manage.py runserver 0.0.0.0:8000"