🔧 Installation & Setup Instructions

✅ 1. Install Smart Contracts

1. Open terminal and go to the smart-contracts folder:

cd smart-contracts
npm install

2. Compile contracts:

npx hardhat compile

3. Edit hardhat.config.js with your Infura key and private key.
4. Deploy to a testnet like Goerli:

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

✅ 2. Set Up the Backend (Node.js API)

1. Go to the backend folder:

cd ../backend
npm install

2. Create and configure .env file:

cp .env.example .env

Edit it with your credentials:

PORT=4000
MONGO_URI=your_mongodb_uri_here
INFURA_KEY=your_infura_key
PRIVATE_KEY=your_wallet_private_key

3. Start backend server:

npm run dev

✅ 3. Set Up the Frontend (Next.js + React)

1. Go to the frontend folder:

cd ../frontend
npm install

2. Create .env.local file:

cp .env.local.example .env.local

Fill it with appropriate values:

NEXT_PUBLIC_API_URL=http://localhost:4000
NEXT_PUBLIC_CONTRACT_ADDRESS=your_deployed_contract_address

3. Start the frontend app:

npm run dev

Frontend will run at: http://localhost:3000

🧪 Test the Setup

• Open the frontend in your browser
• Connect your MetaMask wallet
• Create a new multisig wallet
• Propose, approve, and execute transactions

📦 Notes

• Supports EVM chains (Ethereum, Polygon, BSC, etc.)
• Clean modular code for easy customization
• Smart contracts are audit-friendly