fix: use mpc address from config if keyshare missing (#109)

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Author: mpetrun5

app/app.go

@@ -119,8 +119,6 @@ func Run() error {
 	}
 	blockstore := store.NewBlockStore(db)
 	keyshareStore := keyshare.NewECDSAKeyshareStore(configuration.RelayerConfig.MpcConfig.KeysharePath)
-	keyshare, err := keyshareStore.GetKeyshare()
-	panicOnError(err)
 
 	mp, err := observability.InitMetricProvider(context.Background(), configuration.RelayerConfig.OpenTelemetryCollectorURL)
 	panicOnError(err)
@@ -163,6 +161,14 @@ func Run() error {
 	solverConfig, err := solverConfig.FetchSolverConfig(ctx, solverConfigOpts...)
 	panicOnError(err)
 
+	keyshare, err := keyshareStore.GetKeyshare()
+	var mpcAddress common.Address
+	if err != nil {
+		mpcAddress = ethereumCrypto.PubkeyToAddress(*keyshare.Key.ECDSAPub.ToBtcecPubKey().ToECDSA())
+	} else {
+		mpcAddress = common.HexToAddress(solverConfig.ProtocolsMetadata.Sprinter.MpcAddress)
+	}
+
 	var hubPoolContract across.TokenMatcher
 	acrossPools := make(map[uint64]common.Address)
 	mayanPools := make(map[uint64]common.Address)
@@ -303,7 +309,7 @@ func Run() error {
 
 					lifiMh := evmMessage.NewLifiEscrowMessageHandler(
 						*c.GeneralChainConfig.Id,
-						ethereumCrypto.PubkeyToAddress(*keyshare.Key.ECDSAPub.ToBtcecPubKey().ToECDSA()),
+						mpcAddress,
 						lifiOutputSettlers,
 						coordinator,
 						host,

go.mod

@@ -21,7 +21,7 @@ require (
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/viper v1.9.0
 	github.com/sprintertech/lifi-solver v1.0.5
-	github.com/sprintertech/solver-config/go v0.0.0-20251107123115-0ea5f862cab9
+	github.com/sprintertech/solver-config/go v0.0.0-20251113121131-2347b1712859
 	github.com/stretchr/testify v1.10.0
 	github.com/sygmaprotocol/sygma-core v0.0.0-20250304150334-bd39ac4f7b82
 	go.opentelemetry.io/otel v1.16.0

go.sum

@@ -950,14 +950,10 @@ github.com/spf13/pflag v1.0.6 h1:jFzHGLGAlb3ruxLB8MhbI6A8+AQX/2eW4qeyNZXNp2o=
 github.com/spf13/pflag v1.0.6/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.9.0 h1:yR6EXjTp0y0cLN8OZg1CRZmOBdI88UcGkhgyJhu6nZk=
 github.com/spf13/viper v1.9.0/go.mod h1:+i6ajR7OX2XaiBkrcZJFK21htRk7eDeLg7+O6bhUPP4=
-github.com/sprintertech/lifi-solver v0.0.0-20251107154632-5c22e7948a82 h1:Nq9wH4wU4W+3UXfeTqGwMBxr+yKDkz0wO6XzpSRkamg=
-github.com/sprintertech/lifi-solver v0.0.0-20251107154632-5c22e7948a82/go.mod h1:d5/fytopwudQUE9ojF54XwtqLRFD3JbpBlri7ygb3ng=
-github.com/sprintertech/lifi-solver v0.0.0-20251111111837-7cc93b43397c h1:MGoXgZ0yNYSWanDSZAGiluR9OOZxrLb/FyPlkT3EvNM=
-github.com/sprintertech/lifi-solver v0.0.0-20251111111837-7cc93b43397c/go.mod h1:d5/fytopwudQUE9ojF54XwtqLRFD3JbpBlri7ygb3ng=
 github.com/sprintertech/lifi-solver v1.0.5 h1:Qc4E/q8/xfXV8MZPcHIv48tEJBGt23P9pqRy4a2KGMg=
 github.com/sprintertech/lifi-solver v1.0.5/go.mod h1:d5/fytopwudQUE9ojF54XwtqLRFD3JbpBlri7ygb3ng=
-github.com/sprintertech/solver-config/go v0.0.0-20251107123115-0ea5f862cab9 h1:oo4/4LvkYMVVl/u9+iqEY91iCDFJ05pGwUJNX+6APnA=
-github.com/sprintertech/solver-config/go v0.0.0-20251107123115-0ea5f862cab9/go.mod h1:MrIGW6M815PSYKtWSeOd1Z7eiSeOIk/uA/6E2PhlQVQ=
+github.com/sprintertech/solver-config/go v0.0.0-20251113121131-2347b1712859 h1:PKQlVVUTPih7WqorHHYzJHON3LlaqAQ4S7fLuioxTgc=
+github.com/sprintertech/solver-config/go v0.0.0-20251113121131-2347b1712859/go.mod h1:MrIGW6M815PSYKtWSeOd1Z7eiSeOIk/uA/6E2PhlQVQ=
 github.com/status-im/keycard-go v0.0.0-20190316090335-8537d3370df4/go.mod h1:RZLeN1LMWmRsyYjvAu+I6Dm9QmlDaIIt+Y+4Kd7Tp+Q=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=