refactor/internal (#1216)

* refactor: update import paths in gateway handlers

* refactor: remove obsolete devtools Makefile and README

* build: optimize build process for improved efficiency

* refactor: remove obsolete pkl files related to Matrix and Sonr network configurations

* refactor: move embed code to x/dwn/types

internal/chain/router/service.go

@@ -0,0 +1,16 @@
+package router
+
+import (
+	"context"
+
+	"github.com/onsonr/sonr/internal/chain/transaction"
+)
+
+// Service is the interface that wraps the basic methods for a router.
+// A router can be a query router or a message router.
+type Service interface {
+	// CanInvoke returns an error if the given request cannot be invoked.
+	CanInvoke(ctx context.Context, typeURL string) error
+	// Invoke execute a message or query. The response should be type casted by the caller to the expected response.
+	Invoke(ctx context.Context, req transaction.Msg) (res transaction.Msg, err error)
+}