diff --git a/console/cli_contract.go b/console/cli_contract.go
deleted file mode 100644
index 07255cb..0000000
--- a/console/cli_contract.go
+++ /dev/null
@@ -1,25 +0,0 @@
-//
-// cli_contact.go
-// Copyright (C) 2022 tiglog <me@tiglog.com>
-//
-// Distributed under terms of the MIT license.
-//
-
-package console
-
-type ICommand interface {
-	Init(args []string)
-	GetName() string
-	GetDesc() string
-	GetAction() ActionHandler
-	GetHelp() string
-}
-
-type IConsole interface {
-	GetCmds() map[string]ICommand
-	GetName() string
-	GetDesc() string
-	GetVersion() string
-	GetExtraAbout() ActionHandler
-}
-type ActionHandler func() error
diff --git a/console/console.go b/console/console.go
index edaee70..291dcae 100644
--- a/console/console.go
+++ b/console/console.go
@@ -94,3 +94,20 @@ func (s *sApp) Run(args []string) {
 		os.Exit(1)
 	}
 }
+
+type ICommand interface {
+	Init(args []string)
+	GetName() string
+	GetDesc() string
+	GetAction() ActionHandler
+	GetHelp() string
+}
+
+type IConsole interface {
+	GetCmds() map[string]ICommand
+	GetName() string
+	GetDesc() string
+	GetVersion() string
+	GetExtraAbout() ActionHandler
+}
+type ActionHandler func() error