Threshold Network | tBTC Cross-Chain Relayer

Based on L2 tBTC SDK Relayer Implementation

Table of Contents

• Project Overview
• Docker Setup
• Libraries Used
  • Dependencies
  • DevDependencies
• How to Start the Project
• Project Scripts

Project Overview

This project is built with NodeJS and includes a variety of libraries to facilitate development. The project is configured to use Docker for easy setup and deployment.

Docker Setup

To run the project using Docker, follow these steps:

1. Edit docker-compose.dev.yml with your customizations:

   • PRIVATE_KEY: The wallet private key you will use in your application.
   • L1_RPC: URL for the Layer 1 RPC (e.g., Ethereum)
   • L2_RPC: URL for the Layer 2 RPC (e.g., Arbitrum, Base, Optimism)

2. Run the following command to start the project:

   docker compose -f docker-compose.dev.yml up

Libraries Used

Dependencies

• @ethersproject/experimental: ^5.7.0
• axios: ^1.7.2
• bitcoinjs-lib: ^6.0.1
• compression: ^1.7.4
• cors: ^2.8.5
• eth-crypto: ^2.6.0
• ethers: ^5.7.2
• express: ^4.18.2
• helmet: ^6.1.4
• node-cron: ^3.0.3
• rimraf: ^6.0.1

DevDependencies

• @types/axios: ^0.14.0
• @types/compression: ^1.7.5
• @types/express: ^4.17.21
• @types/helmet: ^6.0.1
• @types/node: ^20.1.4
• @types/node-cron: ^3.0.11
• ts-node: ^10.9.2
• ts-node-dev: ^2.0.0
• typescript: ^5.5.3

How to Start the Project (Local)

Development Mode

To start the application in development mode, run:

npm run dev

Project Scripts

The following npm scripts are avaliable:

-   `npm run dev`: Runs the application in development mode.
-   `npm start`: Runs the application in production mode