DEPLOYER_PRIVATE_KEY=0x...
BASE_SEPOLIA_RPC_URL=https://sepolia.base.org
BASE_MAINNET_RPC_URL=https://mainnet.base.org

TREASURY_WALLET=0x0000000000000000000000000000000000000000

# Use zero address for native ETH pricing.
MINT_CURRENCY_ADDRESS=0x0000000000000000000000000000000000000000
MINT_AMOUNT_ATOMIC=5000000000000000

# Optional: write deployment metadata JSON (address, tx hash, params).
# DEPLOY_OUTPUT_PATH=./deploy/membership-deploy.sepolia.json