- Implements support for unified API via Etherscan V2 (ethereum-based)
* All ethereum-based L2s are now accessed via single API endpoint
- Chains are now available via chain ID
* Updates API key requirement for `fetch` ethereum-based subaccounts
- The API key's value must now be prepended with "etherscan"
* Previously was prepended per-chain ("ethereum" or "polygon")
- The API key is now *required* (can be generated at etherscan.io)
* Resolves fatal error in Etherscan::parse_response()
* Impl will now handle if:
- Config's API key/value is malformed
- Etherscan API key was not given
- Etherscan response is fatal
- Adds support for more L2s
* Arbitrum (One)
* Optimism
* Base
- Adds more L2s to existing accounts
* Coinbase Wallet
* Ledger Live
* MetaMask
- Updates documentation
* Update default generated `fetch` config
* Update `fetch` usage help
* Update README
This was originally removed because it lacked functional usage, as there
already exists a 'version' key.
However, for consistency across all .in files, adding a version *tag*
(non-YAML) serves to quickly indentify what program this configuration
file actually belongs to.