feat: add the baseline column in the flow ls CLI command (#217)

Printscreen to show the result:

![image](https://github.com/user-attachments/assets/dd90b3ff-cfba-449b-b58a-cca33491b07e)

kardinal-cli/cmd/table_printer.go

@@ -33,13 +33,18 @@ func printTemplateTable(templates []api_types.Template) {
 // Update the existing printFlowTable function to use the new generic function
 func printFlowTable(flows []api_types.Flow) {
 	data := lo.Map(flows, func(flow api_types.Flow, _ int) []string {
+		var baselineStr string
+		if flow.IsBaseline != nil && *flow.IsBaseline {
+			baselineStr = "✅"
+		}
 		return []string{
 			flow.FlowId,
 			strings.Join(lo.Map(flow.FlowUrls, func(item string, _ int) string { return fmt.Sprintf("http://%s", item) }), ", "),
+			baselineStr,
 		}
 	})
 
-	header := []string{"Flow ID", "Flow URL"}
+	header := []string{"Flow ID", "Flow URL", "Baseline"}
 	printGenericTable(header, data)
 }