chore: remove unnecessary import + use global tm codec

interchaintest/go.sum

@@ -1371,8 +1371,6 @@ github.com/spf13/viper v1.15.0/go.mod h1:fFcTBJxvhhzSJiZy8n+PeW6t8l+KeT/uTARa0jH
 github.com/stefanberger/go-pkcs11uri v0.0.0-20201008174630-78d3cae3a980/go.mod h1:AO3tvPzVZ/ayst6UlUKUv6rcPQInYe3IknH3jYhAKu8=
 github.com/strangelove-ventures/go-subkey v1.0.7 h1:cOP/Lajg3uxV/tvspu0m6+0Cu+DJgygkEAbx/s+f35I=
 github.com/strangelove-ventures/go-subkey v1.0.7/go.mod h1:E34izOIEm+sZ1YmYawYRquqBQWeZBjVB4pF7bMuhc1c=
-github.com/strangelove-ventures/interchaintest/v7 v7.0.0-20230309173441-1cbc09c52979 h1:3G0ZRyzEBF/QNYQnhg2wkIop8n1W2DBb9lofGcrmYDk=
-github.com/strangelove-ventures/interchaintest/v7 v7.0.0-20230309173441-1cbc09c52979/go.mod h1:3wUe5Ik4S4AzxS6ygivmC+VY7qngf/VOSn9FmXS7Ao4=
 github.com/strangelove-ventures/interchaintest/v7 v7.0.0-20230309210425-6f04be9aab19 h1:myDhIC75y5Kycqke0Go3PeRnsXvGW6fynHDGds2dKFk=
 github.com/strangelove-ventures/interchaintest/v7 v7.0.0-20230309210425-6f04be9aab19/go.mod h1:DTYkHkPDFjGE0jGLSG3elpgngb9fhaCHdmM0ERRd/T4=
 github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=

interchaintest/misbehaviour_test.go

@@ -2,6 +2,7 @@ package interchaintest_test
 
 import (
 	"context"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"testing"
@@ -25,7 +26,6 @@ import (
 	ibcmocks "github.com/cosmos/ibc-go/v7/testing/mock"
 	"github.com/cosmos/ibc-go/v7/testing/simapp"
 	relayertest "github.com/cosmos/relayer/v2/interchaintest"
-	"github.com/dvsekhvalnov/jose2go/base64url"
 	"github.com/strangelove-ventures/interchaintest/v7"
 	"github.com/strangelove-ventures/interchaintest/v7/chain/cosmos"
 	"github.com/strangelove-ventures/interchaintest/v7/ibc"
@@ -140,7 +140,7 @@ func TestScenarioMisbehaviourDetection(t *testing.T) {
 	err = json.Unmarshal(keyBz, &pvk)
 	require.NoError(t, err)
 
-	decodedKeyBz, err := base64url.Decode(pvk.PrivKey.Value)
+	decodedKeyBz, err := base64.StdEncoding.DecodeString(pvk.PrivKey.Value)
 	require.NoError(t, err)
 
 	privKey := &sdked25519.PrivKey{

relayer/processor/path_end_runtime.go

@@ -20,7 +20,6 @@ type pathEndRuntime struct {
 	info PathEnd
 
 	chainProvider provider.ChainProvider
-	cdc           codec
 
 	// cached data
 	latestBlock          provider.LatestBlock
@@ -61,7 +60,6 @@ func newPathEndRuntime(log *zap.Logger, pathEnd PathEnd, metrics *PrometheusMetr
 			zap.String("chain_id", pathEnd.ChainID),
 			zap.String("client_id", pathEnd.ClientID),
 		),
-		cdc:                  makeCodec(),
 		info:                 pathEnd,
 		incomingCacheData:    make(chan ChainProcessorCacheData, 100),
 		connectionStateCache: make(ConnectionStateCache),
@@ -305,7 +303,7 @@ func (pathEnd *pathEndRuntime) checkForMisbehaviour(
 ) (bool, error) {
 	cachedHeader := counterparty.ibcHeaderCache[state.ConsensusHeight.RevisionHeight]
 
-	misbehaviour, err := provider.CheckForMisbehaviour(ctx, pathEnd.cdc.Marshaler, counterparty.chainProvider, pathEnd.info.ClientID, state.Header, cachedHeader)
+	misbehaviour, err := provider.CheckForMisbehaviour(ctx, counterparty.chainProvider, pathEnd.info.ClientID, state.Header, cachedHeader)
 	if err != nil {
 		return false, err
 	}

relayer/provider/matcher.go

@@ -6,12 +6,21 @@ import (
 	"reflect"
 	"time"
 
-	"github.com/cosmos/cosmos-sdk/codec"
+	sdkcodec "github.com/cosmos/cosmos-sdk/codec"
+	"github.com/cosmos/cosmos-sdk/codec/types"
 	clienttypes "github.com/cosmos/ibc-go/v7/modules/core/02-client/types"
 	ibcexported "github.com/cosmos/ibc-go/v7/modules/core/exported"
 	tmclient "github.com/cosmos/ibc-go/v7/modules/light-clients/07-tendermint"
 )
 
+var tendermintClientCodec = tmClientCodec()
+
+func tmClientCodec() *sdkcodec.ProtoCodec {
+	interfaceRegistry := types.NewInterfaceRegistry()
+	tmclient.RegisterInterfaces(interfaceRegistry)
+	return sdkcodec.NewProtoCodec(interfaceRegistry)
+}
+
 // ClientsMatch will check the type of an existing light client on the src chain, tracking the dst chain, and run
 // an appropriate matcher function to determine if the existing client's state matches a proposed new client
 // state constructed from the dst chain.
@@ -39,7 +48,6 @@ func ClientsMatch(ctx context.Context, src, dst ChainProvider, existingClient cl
 // header and the trusted header match then both returned values will be nil.
 func CheckForMisbehaviour(
 	ctx context.Context,
-	cdc codec.BinaryCodec,
 	counterparty ChainProvider,
 	clientID string,
 	proposedHeader []byte,
@@ -50,7 +58,7 @@ func CheckForMisbehaviour(
 		err         error
 	)
 
-	clientMsg, err := clienttypes.UnmarshalClientMessage(cdc, proposedHeader)
+	clientMsg, err := clienttypes.UnmarshalClientMessage(tendermintClientCodec, proposedHeader)
 	if err != nil {
 		return nil, err
 	}