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Deploy smart contract on Arc Testnet using Foundry 

This is a beginner-friendly guide to deploy and interact with a smart contract on Arc Testnet using Foundry. It covers setup, deployment, and basic interaction.

Anyone learning smart contract deployment 

curl -L https://foundry.paradigm.xyz | bash

ARC_TESTNET_RPC_URL="https://rpc.testnet.arc.network"

forge create src/HelloArchitect.sol:HelloArchitect --rpc-url https://rpc.testnet.arc.network --private-key YOUR_PRIVATE_KEY --broadcast

    event GreetingChanged(string newGreeting);

    function setGreeting(string memory newGreeting) public {

        emit GreetingChanged(newGreeting);

    function getGreeting() public view returns (string memory) {

Remove default files (fix common Foundry issues)

cast call YOUR_CONTRACT_ADDRESS "getGreeting()(string)" --rpc-url https://rpc.testnet.arc.network

cast send YOUR_CONTRACT_ADDRESS "setGreeting(string)" "Hello World!" --private-key YOUR_PRIVATE_KEY --rpc-url https://rpc.testnet.arc.network

https://github.com/SUMIT4859/arc-smart-contract/

What tools do you prefer for deploying on Arc? 

Any better way to manage private keys securely? 

[Guide] Deploy Smart Contract on Arc Testnet using Foundry (Step-by-Step).

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