chore: import upstream snapshot with attribution

cmd/gortex/cli_progress.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"github.com/spf13/cobra"
+
+	"github.com/zzet/gortex/internal/progress"
+)
+
+// newCLISpinner constructs a Spinner (the compact face of the live Tracker)
+// bound to cmd's stderr and starts it. The caller is responsible for
+// Done()/Fail(); when the global --no-progress flag is set the spinner falls
+// back to plain text. Reporter stage transitions render as live checklist
+// rows either way.
+func newCLISpinner(cmd *cobra.Command, label string) *progress.Spinner {
+	sp := progress.NewSpinner(cmd.ErrOrStderr())
+	if noProgress {
+		sp.Disable()
+	}
+	sp.Start(label)
+	return sp
+}