move a few tools to a more central utility cli

tools/cli/offline_uuid/offline_uuid.go

@@ -0,0 +1,20 @@
+package offline_uuid
+
+import (
+	"flag"
+	"fmt"
+
+	"github.com/admin-else/strom/crypto"
+)
+
+var cmd = flag.NewFlagSet("offline-uuid", flag.ContinueOnError)
+var nameFlag = cmd.String("name", "Notch", "name of the player")
+
+func Run(args []string) (err error) {
+	err = cmd.Parse(args)
+	if err != nil {
+		return
+	}
+	fmt.Println(crypto.FromOfflinePlayer(*nameFlag))
+	return
+}