/ config / blockchain.js
blockchain.js
 1  // This file contains only the basic configuration you need to run Embark's node
 2  // For additional configurations, see: https://embark.status.im/docs/blockchain_configuration.html
 3  module.exports = {
 4    // default applies to all environments
 5    default: {
 6      enabled: true,
 7      client: "geth" // Can be geth or parity (default:geth)
 8    },
 9  
10    development: {
11      clientConfig: {
12        miningMode: 'dev' // Mode in which the node mines. Options: dev, auto, always, off
13      }
14    }
15  
16  };