Add a new token and only allow fees in alnt (#68)

Part of https://www.notion.so/Multiple-tokens-support-and-disable-transfers-for-LSTAKE-1f2a6b22d47280269f87df3fe03e8d64
- Add base token with denoms `alps` and `lps` (`1 lps = 10^18 alps`)
- Keep `alnt` as the staking token and for laconic module ops
- Accept tx fees only in `alnt`

Reviewed-on: cerc-io/laconicd#68
Co-authored-by: Prathamesh Musale <prathamesh.musale0@gmail.com>
Co-committed-by: Prathamesh Musale <prathamesh.musale0@gmail.com>

cmd/laconicd/cmd/root.go

@@ -21,7 +21,6 @@ import (
 	"github.com/cosmos/cosmos-sdk/crypto/keyring"
 	"github.com/cosmos/cosmos-sdk/server"
 	serverconfig "github.com/cosmos/cosmos-sdk/server/config"
-	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/module"
 	"github.com/cosmos/cosmos-sdk/types/tx/signing"
 	"github.com/cosmos/cosmos-sdk/x/auth/tx"
@@ -29,6 +28,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/x/auth/types"
 
 	"git.vdb.to/cerc-io/laconicd/app"
+	"git.vdb.to/cerc-io/laconicd/app/params"
 	"git.vdb.to/cerc-io/laconicd/gql"
 )
 
@@ -100,7 +100,7 @@ func NewRootCmd() *cobra.Command {
 
 			// overwrite the minimum gas price from the app configuration
 			srvCfg := serverconfig.DefaultConfig()
-			srvCfg.MinGasPrices = fmt.Sprintf("0%s", sdk.DefaultBondDenom)
+			srvCfg.MinGasPrices = fmt.Sprintf("0%s", params.CoinUnit)
 
 			// overwrite the block timeout
 			cmtCfg := cmtcfg.DefaultConfig()