1) Update hardhat config for networks.
2) Add configs for deploying contract on sepolia_eth, sepolia_arbitrum and arbitrum
3) Refactor tests so it only deploys one contract and uses the same one in each test instead of deploying new contract every time
1) Update hardhat config for networks. 2) Add configs for deploying contract on sepolia_eth, sepolia_arbitrum and arbitrum 3) Refactor tests so it only deploys one contract and uses the same one in each test instead of deploying new contract every time