docs/content/common/getting-started/Azkfile_project_configure.md
```js
/**
* Documentation: http://docs.azk.io/Azkfile.js
*/
// Adds the systems that shape your system
systems({
azkdemo: {
// Dependent systems
depends: [],
// More images: http://images.azk.io
image: {"docker": "azukiapp/node:0.12"},
// Steps to execute before running instances
provision: [
"npm install",
],
workdir: "/azk/#{manifest.dir}",
shell: "/bin/bash",
command: ["npm", "start"],
wait: {"retry": 20, "timeout": 1000},
mounts: {
'/azk/#{manifest.dir}': path("."),
'/azk/#{manifest.dir}/node_modules': persistent("node-modules-#{system.name}"),
},
scalable: {"default": 2},
http: {
domains: [ "#{system.name}.#{azk.default_domain}" ]
},
ports: {
// exports global variables
http: "3000/tcp",
},
envs: {
// Make sure that the PORT value is the same as the one
// in ports/http below, and that it's also the same
// if you're setting it in a .env file
NODE_ENV: "dev",
PORT: "3000",
},
},
});
```