feat: bumpfee cli command

cmd/boltzcli/commands.go

@@ -1540,6 +1540,12 @@ var walletCommands = &cli.Command{
 			Action:    requireNArgs(1, listTransactions),
 			Flags:     []cli.Flag{jsonFlag, &cli.BoolFlag{Name: "exclude-swap-related", Usage: "Exclude swap related transactions"}},
 		},
+		{
+			Name:      "bumpfee",
+			ArgsUsage: "name txid fee-rate",
+			Usage:     "Bump the fee of a transaction",
+			Action:    requireNArgs(3, bumpFee),
+		},
 		{
 			Name:        "subaccounts",
 			Usage:       "Show the subaccounts of a wallet",
@@ -2036,6 +2042,29 @@ func listTransactions(ctx *cli.Context) error {
 	return nil
 }
 
+func bumpFee(ctx *cli.Context) error {
+	client := getClient(ctx)
+	walletId, err := getWalletId(ctx, ctx.Args().First())
+	if err != nil {
+		return fmt.Errorf("wallet not found: %s", err)
+	}
+	txid := ctx.Args().Get(1)
+	feeRate, err := strconv.ParseFloat(ctx.Args().Get(2), 64)
+	if err != nil {
+		return fmt.Errorf("invalid fee rate: %s", err)
+	}
+	response, err := client.BumpWalletTransaction(&boltzrpc.BumpWalletTransactionRequest{
+		Id:          *walletId,
+		TxId:        txid,
+		SatPerVbyte: feeRate,
+	})
+	if err != nil {
+		return err
+	}
+	printJson(response)
+	return nil
+}
+
 var formatMacaroonCommand = &cli.Command{
 	Name:     "formatmacaroon",
 	Category: "Debug",