chore: cleanup core/app (#21368)

core/server/codec.go

@@ -0,0 +1,20 @@
+package server
+
+import (
+	"cosmossdk.io/core/transaction"
+)
+
+// InterfaceRegistry defines the interface for resolving interfaces
+// The interface registry is used to resolve interfaces from type URLs,
+// this is only used for the server and not for modules
+type InterfaceRegistry interface {
+	AnyResolver
+	ListImplementations(ifaceTypeURL string) []string
+	ListAllInterfaces() []string
+}
+
+// AnyResolver defines the interface for resolving interfaces
+// This is used to avoid the gogoproto import in core
+type AnyResolver = interface {
+	Resolve(typeUrl string) (transaction.Msg, error)
+}