feat: docker compose backup

cmd/backup/main.go

@@ -0,0 +1,14 @@
+package backup
+
+import (
+	"fmt"
+	"os"
+)
+
+// Execute runs the root command.
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+}