Evernode uses HotPocket as its smart contract engine. HotPocket smart contracts can be developed using any POSIX-compliant language/framework. To make it easy to develop and test HotPocket smart contracts on your local PC, you can use HotPocket developer kit.

Installation

Prerequisites

HotPocket developer kit requires you to install Docker Engine and NodeJs on your development machine.

Supports cross platform

This is a npm global package which supports both Linux and Windows

Install prerequisites.
Run the following command to install hpdevkit on your machine.
```
npm i -g hpdevkit
```

Updates

Update hpdevkit to the latest and update the supporting docker images.

Run one of following commands to update hpdevkit.

Method 1 - Using hpdevkit CLI
```
hpdevkit update
```
Method 2 - Using npm
```
npm update -g hpdevkit
```

NOTE: You need to re-deploy your contracts to make the new changes effective.

Uninstall

Uninstall hpdevkit and the supporting docker images and containers.

Using hpdevkit CLI
```
hpdevkit uninstall
```

NOTE: Uninstalling from hpdevkit CLI is recommended. If you uninstall using npm you'll have to clean hpdevkit supporting docker images and containers manually.

NOTE: In Linux platforms, for Installation, Update and Uninstallation you'll need root privileges. Add sudo to above commands.