{
  "name": "api.gouv.fr",
  "scripts": {},
  "env": {},
  "formation": {},
  "addons": [],
  "buildpacks": []
}

{
  "name": "api.gouv.fr",
  "scripts": {},
  "env": {},
  "formation": {},
  "addons": [],
  "buildpacks": [
    {"url": "https://github.com/sgmap/heroku-buildpack-ruby"}
  ]
}

Use the magic buildpack for Heroku without Gemfile.lock
Use the magic buildpack for Heroku without Gemfile.lock
