overleaf/services/spelling/config/settings.defaults.js

const Path = require('path')

module.exports = {
  internal: {
    spelling: {
      port: 3005,
      host: process.env.LISTEN_ADDRESS || 'localhost'
    }
  },

  mongo: {
    options: {
      useUnifiedTopology:
        (process.env.MONGO_USE_UNIFIED_TOPOLOGY || 'true') === 'true'
    },
    url:
      process.env.MONGO_CONNECTION_STRING ||
      `mongodb://${process.env.MONGO_HOST || 'localhost'}/sharelatex`
  },

  cacheDir: Path.resolve('cache'),

  healthCheckUserId: '53c64d2fd68c8d000010bb5f',

  sentry: {
    dsn: process.env.SENTRY_DSN
  }
}