11-react-express-hardhat

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Express combined with hardhat

• Configure private key Enter private key in .env, formatted with "PRIVATE_KEY=xxxx"

• Install dependencies

yarn

#Node Version: v20.11.0

• Create a simple project selected. Add contract names SimpleToken.sol to ./contracts and compile the contract to run testing.

npx hardhat compile
npx hardhat test

• Deploy

npx hardhat run scripts/deploy.js --network goerli

• Find your private key and address of token in your local node's account, imported to Metamask

• Backend

cd backend
yarn
node app.js

• Startup react （open new terminal)

cd frontend
#Please ensure that it is already present the HARDHAT_NETWORK_ ID in src/components/Dapp.js has been modified to the corresponding network ID
yarn
yarn start

References

• https://github.com/dzzzzzy/Nestjs-Learning
• https://docs.nestjs.cn/8/firststeps
• https://github.com/HeyiMaster/nest-starter nestjs
• https://www.bilibili.com/video/BV1bQ4y1A77L?p=4 netstjs Bilibili