update

workflow/json-engine/main.go

@@ -1,22 +1,26 @@
 package main
 
 import (
+	"flag"
 	"log"
 	"os"
 )
 
 func main() {
-	// Check for config file argument
-	configPath := "sms-app.json"
-	if len(os.Args) > 1 {
-		configPath = os.Args[1]
+	// Parse command line flags
+	configPath := flag.String("config", "sms-app.json", "Path to JSON configuration file")
+	flag.Parse()
+
+	// If positional args provided, use the first one
+	if len(os.Args) > 1 && !flag.Parsed() {
+		*configPath = os.Args[1]
 	}
 
 	// Create JSON engine
 	engine := NewJSONEngine()
 
 	// Load configuration
-	if err := engine.LoadConfiguration(configPath); err != nil {
+	if err := engine.LoadConfiguration(*configPath); err != nil {
 		log.Fatalf("Failed to load configuration: %v", err)
 	}