code: def generate_docker_compose(self):
          
          example = {}
          example['app'] = {}
          example['app']['environment'] = []
          for key in sorted(list(self.spec.keys())):
              if self.spec[key]['type'] in (dict, list):
                  value = f"\'{json.dumps(self.spec[key].get('example', ''))}\'"
              else:
                  value = f"{self.spec[key].get('example', '')}"
              example['app']['environment'].append(f"{self.env_prefix}_{key.upper()}={value}")
          print(yaml.dump(example, default_flow_style=False))
docs: Generate a sample docker compose