feat: support sequencer reward and relayer addr upon sequencer creation

utils/sequencer/sequencer.go

@@ -1,5 +1,7 @@
 package sequencer
 
+// TODO: most of the functions here should be a part of sequencer_manager
+
 import (
 	"encoding/json"
 	"fmt"
@@ -25,10 +27,13 @@
 	"github.com/dymensionxyz/roller/utils/tx"
 )
 
-func Register(raCfg roller.RollappConfig, desiredBond cosmossdktypes.Coin) error {
+func getCreateSequencerCmd(
+	raCfg roller.RollappConfig,
+	desiredBond cosmossdktypes.Coin,
+) (*exec.Cmd, error) {
 	seqPubKey, err := keys.GetSequencerPubKey(raCfg)
 	if err != nil {
-		return err
+		return nil, err
 	}
 
 	seqMetadataPath := filepath.Join(
@@ -37,14 +42,30 @@
 		"init",
 		"sequencer-metadata.json",
 	)
+
 	_, err = isValidSequencerMetadata(seqMetadataPath)
 	if err != nil {
-		return err
+		return nil, err
 	}
 
-	home := roller.GetRootDir()
+	customRewardAddress, _ := pterm.DefaultInteractiveTextInput.WithDefaultText(
+		"would you like to use a custom reward address (leave empty to use the sequencer address)",
+	).Show()
+	customRewardAddress = strings.TrimSpace(customRewardAddress)
+
+	// TODO: improve ux
+	relayerAddresses, _ := pterm.DefaultInteractiveTextInput.WithDefaultText(
+		"provide a comma separated list of addresses that you want to enable relay IBC packets (example: addr1,addr2)",
+	).Show()
+	relayerAddresses = strings.TrimSpace(relayerAddresses)
+
+	cmd := exec.Command(
+		consts.Executables.Dymension,
+
+	home := raCfg.Home
 
 	args := []string{
+
 		"tx",
 		"sequencer",
 		"create-sequencer",
@@ -61,6 +82,25 @@
 		"--node", raCfg.HubData.RpcUrl, "--chain-id", raCfg.HubData.ID,
 	}
 
+	if customRewardAddress != "" {
+		args := []string{"--reward-address", customRewardAddress}
+		cmd.Args = append(cmd.Args, args...)
+	}
+
+	if relayerAddresses != "" {
+		args := []string{"--whitelisted-relayers", relayerAddresses}
+		cmd.Args = append(cmd.Args, args...)
+	}
+
+	return cmd, err
+}
+
+func Register(raCfg roller.RollappConfig, desiredBond cosmossdktypes.Coin) error {
+	cmd, err := getCreateSequencerCmd(raCfg, desiredBond)
+	if err != nil {
+		return err
+	}
+
 	displayBond, err := BaseDenomToDenom(desiredBond, 18)
 	if err != nil {
 		return err