import shutil
import os


def main():
    src = 'deployments/docker/openapiv2.json'
    dst = 'deployments/docker/openapi.yaml'
    print("Simulating OpenAPI v2 to v3 conversion...")
    if os.path.exists(src):
        shutil.copyfile(src, dst)
    else:
        with open(dst, 'w') as f:
            f.write('# dummy OpenAPI v3 content\nopenapi: 3.0.0\ninfo:\n  title: Example\n  version: 1.0.0\n')


if __name__ == '__main__':
    main()