removed "eslintConfig": { "extends": [ "react-app", "react-app/jest" ] }, from package.json
you need to set the chainId for the localhost network on metamask to 31337 instead of 1337
# API
# - https://deaddrop-api-alpha.herokuapp.com/ # Devel
# - https://deaddrop-api-beta.herokuapp.com/ # Public Testing
# - https://deaddrop-alpha.herokuapp.com/ # Production
API_URL=https://deaddrop-api-alpha.herokuapp.com/
# Client
# - https://deaddrop-dapp-alpha.herokuapp.com # Devel
# - https://deaddrop-dapp-beta.herokuapp.com # Public Testing
# - https://deaddrop-dapp.herokuapp.com # Production
CLIENT_URL=https://deaddrop-dapp-alpha.herokuapp.com