refactor to decouple commands form entrypoint for reusability and centralizing commands.

Increase reusability and composition

internal/commands/survey/root.go

@@ -0,0 +1,29 @@
+package surveyCmd
+
+import (
+	"github.com/spf13/cobra"
+)
+
+var (
+	InterfaceType string
+	Task          int
+)
+
+// RootCmd is the base command for the survey CLI.
+var RootCmd = &cobra.Command{
+	Use: "survey",
+	Long: `Project Management Interface Survey
+
+Thank you for participating in our survey!
+
+We are gathering data on how users interact with different task management interfaces to better understand their preferences and compare their usability.
+This survey will present you with a series of tasks to complete using various interfaces, including command-line, web-based, and terminal user interfaces.
+
+Please answer the questions honestly and to the best of your ability.
+Your responses will be kept confidential and used solely for research purposes.`}
+
+func init() {
+	RootCmd.CompletionOptions.DisableDefaultCmd = true
+	StartCmd.Flags().StringVarP(&InterfaceType, "interface", "i", "tui", "Specify interface.")
+	StartCmd.Flags().IntVarP(&Task, "task", "t", 1, "Run task directly")
+}