Simple ERC20 contract deployment

This directory contains all the files necessary to deploy simplest ERC20-like contract using Neon onto the Solana blockchain.

Requirements

You should have nodejs and npm package manager installed on your system

Preparing

Setup Neon account (using Metamask)

NOTE: Currently Metamask plugin for Firefox not working with Neon, please use another browser

• Connect your metamask wallet to Neon Devnet using these settings:
  • Network Name: Neon Devnet
  • New RPC URL: https://proxy.devnet.neonlabs.org/solana
  • Chain ID: 245022926
  • Currency Symbol (optional): NEON
• Create new account in Metamask
• Airdrop at most 100 NEONs to just created account from here
• Copy your Metamask account private key (Account Details >> Export Private Key)
• Insert just copied private key into quotes in line 5 in file hardhat.config.js - NOTE Add 0x prefix in beginning

Running example

1. Change current directory to simple-erc20. All the next steps will be executed considering this is your current directory.
2. Install NPM packages:

   npm i

3. Compile contracts with hardhat:

   npx hardhat compile

4. Deploy ERC20 contract:

   npx hardhat run ./scripts/deploy.js

After this step you will get output like:

Deploying contracts with the account: 0xcB31Ce6E4Ff9E2C8f6CbB7044dd9529263a846De

Contract address is: 0x66eCCEe29F6FbDb055379A557f8fb7716964dF1a

Minting 100000000000 tokens...

Balance of deployer is: BigNumber { value: "100000000000" }

5. Copy contract address got on the previous step and import it as an asset into Metamask (see https://metamask.zendesk.com/hc/en-us/articles/360015489031-How-to-add-unlisted-tokens-custom-tokens-in-MetaMask for help)