remove makefile generation

tools/goctl/docker/docker.go

@@ -9,14 +9,9 @@ import (
 
 func DockerCommand(c *cli.Context) error {
 	goFile := c.String("go")
-	namespace := c.String("namespace")
-	if len(goFile) == 0 || len(namespace) == 0 {
-		return errors.New("-go and -namespace can't be empty")
+	if len(goFile) == 0 {
+		return errors.New("-go can't be empty")
 	}
 
-	if err := gen.GenerateDockerfile(goFile, "-f", "etc/config.json"); err != nil {
-		return err
-	}
-
-	return gen.GenerateMakefile(goFile, namespace)
+	return gen.GenerateDockerfile(goFile, "-f", "etc/config.yaml")
 }