meteorupdev/templates/push/app.json

Meteorupdev is a meteor enhancement tools

{
  "apps": [
    {
      "name": "<%= appName %>",
      "script": "./current/bundle/main.js",
      "log_date_format": "YYYY-MM-DD",
      "exec_mode": "fork_mode",
      "env": {
        <% for(var key in env) { %>
        "<%- key %>": "<%- env[key] %>",
        <% } %>
      }
    }
  ]
}