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Process

  1. forge init linea-project
  2. cd linea-project
  3. mkdir .env and configure

path linea-project/.env
PRIVATE_KEY=YOUR_PRIVATE_KEY your wallet address private key
INFURA_API_KEY=YOUR_INFURA_API_KEY infura api key
LINEASCAN_API_KEY=YOUR_LINEASCAN_API_KEY lineascanAPIKey

  1. source .env
  2. touch foundry.toml and configure
[rpc_endpoints]   
linea-testnet = "https://linea-sepolia.infura.io/v3/${INFURA_API_KEY}"   
linea-mainnet = "https://linea-mainnet.infura.io/v3/${INFURA_API_KEY}"  

[etherscan]
linea-testnet = { key = "${LINEASCAN_API_KEY}", url = "https://api-testnet.lineascan.build/api" }
linea-mainnet = { key = "${LINEASCAN_API_KEY}", url = "https://api.lineascan.build/api" }

  1. Deploy NFT

    1. forge create --rpc-url linea-testnet src/SimpleCryptoKitties.sol:SimpleCryptoKitties --private-key $PRIVATE_KEY

    Error (6275): Source "@openzeppelin/[email protected]/token/ERC721/ERC721.sol" not found: File not found. Searched the following locations: "/home/panf233/lineaProject/linea-project".

    1. forge install OpenZeppelin/openzeppelin-contracts
    2. forge create --rpc-url linea-testnet src/SimpleCryptoKitties.sol:SimpleCryptoKitties --private-key $PRIVATE_KEY

    Error:
    server returned an error response: error code -32009: Gas price below configured minimum gas price

    1. query gas
    import requests
import json
def get_gas_price():
    infura_url = "https://linea-sepolia.infura.io/v3/98b178401d334654979b262accef0282"
    headers = {
        "Content-Type": "application/json",
    }
    payload = {
        "jsonrpc": "2.0",
        "method": "eth_gasPrice",
        "params": [],
        "id": 1
    }

    response = requests.post(infura_url, headers=headers, data=json.dumps(payload))
    gas_price_hex = response.json()["result"]
    gas_price_wei = int(gas_price_hex, 16)

    return gas_price_wei

    gas_price_wei = get_gas_price()
    gas_price_gwei = gas_price_wei / 10**9
    print(f"Current Gas Price: {gas_price_gwei} Gwei {gas_price_wei} wei")
    1. add --gas-price {gas amount}

    forge create --rpc-url linea-testnet src/SimpleCryptoKitties.sol:SimpleCryptoKitties --private-key $PRIVATE_KEY --gas-price 55050010 return
    Deployer: 0x50F1e3510F6e4a8E83F195B7071B50Fa5dF0bB87
    Deployed to: 0x0078bFae1C5bf0Cd62D2EDEc7C4E2c0f2b8f5CCf
    Transaction hash: 0x1031b76fefe58e791953893ecdfb5ec0ce2278adfc03d93ce4072a4cc8b6d3e7

    https://sepolia.lineascan.build/address/0x0078bFae1C5bf0Cd62D2EDEc7C4E2c0f2b8f5CCf

  2. Deploy DutchAuction.sol

forge create --rpc-url linea-testnet src/DutchAuction.sol:DutchAuction --private-key $PRIVATE_KEY --constructor-args 1718701460335 1 0x0078bFae1C5bf0Cd62D2EDEc7C4E2c0f2b8f5CCf 1 --gas-price 55050010
Deployer: 0x50F1e3510F6e4a8E83F195B7071B50Fa5dF0bB87
Deployed to: 0xd2810924F67e24675d7246Db4103fC4cdBB0Fa33
Transaction hash: 0xa58de95e7810c40d6a2c74ff686b36da35ab9abbaf00fe69a7612a598ef3b361

  1. veirfy the contract

verify-smart-contract forge verify-contract --etherscan-api-key $LINEASCAN_API_KEY
--verifier-url https://api-sepolia.lineascan.build/api 0xd2810924F67e24675d7246Db4103fC4cdBB0Fa33 src/DutchAuction.sol:DutchAuction
--constructor-args $(cast abi-encode "constructor(uint256,uint256,address,uint256)" 1718701460335 1 0x0078bFae1C5bf0Cd62D2EDEc7C4E2c0f2b8f5CCf 1)
--watch

recommand verify when create： forge create --rpc-url https://linea-sepolia.infura.io/v3/INFURA_API_KEY src/Counter.sol:Counter --private-key YOUR_PRIVATE_KEY --verify --verifier-url https://api-sepolia.lineascan.build/api --etherscan-api-key LINEASCAN_API_KEY

forge verify-contract --etherscan-api-key $LINEASCAN_API_KEY
--verifier-url https://api-sepolia.lineascan.build/api 0xd2810924F67e24675d7246Db4103fC4cdBB0Fa33 src/DutchAuction.sol:DutchAuction
--constructor-args-path constructor-args.txt
--watch