placeholder config cmd added

cmd/mg/cmd/config.go

@@ -0,0 +1,21 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+// configCmd represents the config command
+var configCmd = &cobra.Command{
+	Use:   "config",
+	Short: "",
+	Long:  ``,
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("config called")
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(configCmd)
+}