feat: import ethermint without forking (#378)

* cmd: cleanup

* update gh action

* lint

* more cleanup

* update config

* register denom

types/hdpath.go

@@ -0,0 +1,32 @@
+package types
+
+import (
+	ethaccounts "github.com/ethereum/go-ethereum/accounts"
+)
+
+var (
+	// Bip44CoinType satisfies EIP84. See https://github.com/ethereum/EIPs/issues/84 for more info.
+	Bip44CoinType uint32 = 60
+
+	// BIP44HDPath is the default BIP44 HD path used on Ethereum.
+	BIP44HDPath = ethaccounts.DefaultBaseDerivationPath.String()
+)
+
+type (
+	HDPathIterator func() ethaccounts.DerivationPath
+)
+
+// HDPathIterator receives a base path as a string and a boolean for the desired iterator type and
+// returns a function that iterates over the base HD path, returning the string.
+func NewHDPathIterator(basePath string, ledgerIter bool) (HDPathIterator, error) {
+	hdPath, err := ethaccounts.ParseDerivationPath(basePath)
+	if err != nil {
+		return nil, err
+	}
+
+	if ledgerIter {
+		return ethaccounts.LedgerLiveIterator(hdPath), nil
+	}
+
+	return ethaccounts.DefaultIterator(hdPath), nil
+}