fix: return error when imported module is not wasm (#836)

* Add error message

* Add nolint

Author: lumtis

starport/services/chain/grpcweb_proxy.go

@@ -18,6 +18,7 @@ func newGRPCWebProxyHandler(grpcServerAddress string) (*grpc.ClientConn, http.Ha
 	grpcopts := []grpc.DialOption{
 		grpc.WithInsecure(),
 		// TODO: https://github.com/tendermint/starport/issues/562
+		//nolint:staticcheck
 		grpc.WithCodec(proxy.Codec()),
 	}
 
@@ -41,6 +42,7 @@ func newGRPCWebProxyHandler(grpcServerAddress string) (*grpc.ClientConn, http.Ha
 	// Server with logging and monitoring enabled.
 	grpcserver := grpc.NewServer(
 		// TODO: https://github.com/tendermint/starport/issues/562
+		//nolint:staticcheck
 		grpc.CustomCodec(proxy.Codec()), // needed for proxy to function.
 		grpc.UnknownServiceHandler(proxy.TransparentHandler(director)),
 		grpc_middleware.WithUnaryServerChain(),

starport/services/scaffolder/module.go

@@ -168,6 +168,11 @@ func (s *Scaffolder) CreateModule(moduleName string, options ...ModuleCreationOp
 
 // ImportModule imports specified module with name to the scaffolded app.
 func (s *Scaffolder) ImportModule(name string) error {
+	// Only wasm is currently supported
+	if name != "wasm" {
+		return errors.New("module cannot be imported. Supported module: wasm")
+	}
+
 	version, err := s.version()
 	if err != nil {
 		return err