feat: replace --operation flag by backup and restore command

cmd/restore.go

@@ -0,0 +1,28 @@
+package cmd
+
+import (
+	"github.com/jkaninda/pg-bkup/pkg"
+	"github.com/jkaninda/pg-bkup/utils"
+	"github.com/spf13/cobra"
+)
+
+var RestoreCmd = &cobra.Command{
+	Use:     "restore",
+	Short:   "Restore database operation",
+	Example: utils.RestoreExample,
+	Run: func(cmd *cobra.Command, args []string) {
+		if len(args) == 0 {
+			pkg.StartRestore(cmd)
+		} else {
+			utils.Fatal("Error, no argument required")
+
+		}
+
+	},
+}
+
+func init() {
+	//Restore
+	RestoreCmd.PersistentFlags().StringP("file", "f", "", "File name of database")
+
+}