app.json

{
  "scripts": {
    "postdeploy": "bin/heroku-postdeploy"
  },
  "env": {
    "BUNDLE_WITHOUT": "development:test:production",
    "DISABLE_DATABASE_ENVIRONMENT_CHECK": "1",
    "JEMALLOC_ENABLED": "true",
    "LANG": "en_US.UTF-8",
    "MALLOC_ARENA_MAX": "2",
    "NODE_ENV": "production",
    "RACK_ENV": "staging",
    "RAILS_ENV": "staging",
    "RAILS_LOG_TO_STDOUT": "enabled",
    "RAILS_MASTER_KEY": {
      "required": true
    },
    "RAILS_MAX_THREADS": "5",
    "RAILS_SERVE_STATIC_FILES": "enabled",
    "REDIS_PROVIDER": "REDISTOGO_URL",
    "ROLLBAR_ACCESS_TOKEN": {
      "required": true
    },
    "ROLLBAR_ENDPOINT": {
      "required": true
    },
    "ROLLBAR_ENV": "staging",
    "SECRET_KEY_BASE": {
      "generator": "secret"
    },
    "SIDEKIQ_CONCURRENCY": "5",
    "WEB_CONCURRENCY": "2"
  },
  "addons": [
    "memcachier:dev",
    "logentries:le_tryit",
    "heroku-postgresql:hobby-dev",
    "redistogo:nano"
  ],
  "buildpacks": [
    {
      "url": "https://github.com/gaffneyc/heroku-buildpack-jemalloc.git"
    },
    {
      "url": "heroku/nodejs"
    },
    {
      "url": "heroku/ruby"
    }
  ],
  "stack": "heroku-20"
}