feat: add check for .env file existence before loading environment variables

cmd/legalgo/main.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"log"
+	"os"
 
 	"legalgo-BE-go/config"
 	"legalgo-BE-go/database"
@@ -18,8 +19,14 @@ import (
 )
 
 func init() {
-	if err := godotenv.Load(); err != nil {
-		log.Fatal("cannot load environment file")
+	// Check if the .env file exists
+	if _, err := os.Stat(".env"); err == nil {
+		// Load environment variables from .env file if it exists
+		if err := godotenv.Load(); err != nil {
+			log.Println("Error loading .env file, continuing without it")
+		}
+	} else {
+		log.Println(".env file not found, skipping load")
 	}
 
 	config.InitEnv()