// config/main.js
module.exports = {
  // ...
  packs: [
    require('trailpack-core'),
    require('trailpack-router')
  ]
}

// config/policies.js
module.exports = {
  '*': [ 'GlobalPolicy.test' ],  // Apply GlobalPolicy.test to all handler except the ones below
  ExampleController: {
    test: [ 'ExamplePolicy.test' ]
  },
  Example2Controller: [ 'ExamplePolicy.test' ], // Apply ExamplePolicy.test to all handler
  Example3Controller: {
    '*': [ 'GlobalExample3Policy.test' ], // Apply GlobalExample3Policy.test to all handler except the ones below
    test: [ 'OverridePolicy.test' ]
  }
}

// config/routes.js
module.exports = [
  {
    method: [ 'GET' ],
    path: '/example/test',
    handler: 'ExampleController.test'
  }
]

  {
    method: [ 'GET' ],
    path: '/example/test',
    handler: 'ExampleController.test',
    config: {
      pre: [ 'ExamplePolicy.test' ]
    }
  }