OVNGT MVP

MVP of OVNGT interest bearing stablecoin

Build Project

Requirement:

Node v16

How to install:

Install root packages via npm

npm install

Install NPX

npm install -g npx

Open folder vapp

cd vapp

Install packages via npm

npm install

Run project

Create .env file in root project.

Pass env: ETH_NODE_URI_POLYGON - RPC connect to Polygon Node.

Starting hardhat node (local dev):

npx hardhat node --show-accounts

2 . Run tests

npx hardhat test

Run web

Open folder vapp and run command:

npm run serve

How to set up MetaMask

Install MetaMask

https://metamask.io/

Set custom RPC

Name network: Localhost 8545
URL: http://localhost:8545
Chain ID: 31337
Symbol: MATIC

Accounts for local development:

Account: deployer: 0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266
Private Key: 0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80

Private key need to import to Metamask

Upgrade VS Code

To prettify solidity code install prettier plugin to VSCode:

code --install-extension esbenp.prettier-vscode

(https://github.com/prettier-solidity/prettier-plugin-solidity#vscode)

Params in .prettierrc

Upgrade IDEA

Install plugin (https://plugins.jetbrains.com/plugin/9475-solidity)

Build && Deploy DAPP

Go to directory vapp

Run script and pass arguments:

$token - auth token
$url - ssh server name

deploy.sh $token $url

This script build docker image with frontend content
Push image to Yandex Cloud
Connect to server via ssh
Run command for polling docker image from Yandex Cloud
After polling it rum restart dapp

How to deploy to Polygon Mainnet? (need to update)

Compile new version of Solidity contract: truffle compile
Deploy contract to Polygon:

truffle migration --network polygon

You also need have secrets.json file in project directory

After deploying, you need to save .json files Contracts:

cp -r vapp/contacts contracts_prod/

Update .json version Contract for Ovnstable-api service - deploy it
Build dapp and deploy

gtaschuk/ovnstable-app