chore: add cmd

cmd/orbis/root.go

@@ -0,0 +1,12 @@
+package main
+
+import "github.com/spf13/cobra"
+
+func newRoot() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "orbis",
+		Short: "Orbis is a data workflow scheduler for all your batch and real-time needs",
+	}
+
+	return cmd
+}